Praneeth Paladugu | 6e6fbdb | 2017-01-16 15:43:01 -0800 | [diff] [blame] | 1 | /* Copyright (c) 2012-2017, The Linux Foundation. All rights reserved. |
| 2 | * |
| 3 | * This program is free software; you can redistribute it and/or modify |
| 4 | * it under the terms of the GNU General Public License version 2 and |
| 5 | * only version 2 as published by the Free Software Foundation. |
| 6 | * |
| 7 | * This program is distributed in the hope that it will be useful, |
| 8 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 9 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 10 | * GNU General Public License for more details. |
| 11 | * |
| 12 | */ |
| 13 | |
| 14 | #include <linux/dma-direction.h> |
| 15 | #include <linux/sched.h> |
| 16 | #include <linux/slab.h> |
| 17 | #include <media/msm_vidc.h> |
| 18 | #include "msm_vidc_internal.h" |
| 19 | #include "msm_vidc_debug.h" |
| 20 | #include "msm_vdec.h" |
| 21 | #include "msm_venc.h" |
| 22 | #include "msm_vidc_common.h" |
| 23 | #include <linux/delay.h> |
| 24 | #include "vidc_hfi_api.h" |
| 25 | #include "msm_vidc_clocks.h" |
| 26 | |
| 27 | #define MAX_EVENTS 30 |
| 28 | |
Praneeth Paladugu | 1f9d1d9 | 2017-04-11 10:36:16 -0700 | [diff] [blame] | 29 | static int try_get_ctrl(struct msm_vidc_inst *inst, |
| 30 | struct v4l2_ctrl *ctrl); |
Praneeth Paladugu | 13c9096 | 2017-04-24 13:15:28 -0700 | [diff] [blame] | 31 | static int msm_vidc_get_count(struct msm_vidc_inst *inst, |
| 32 | struct v4l2_ctrl *ctrl); |
Praneeth Paladugu | 1f9d1d9 | 2017-04-11 10:36:16 -0700 | [diff] [blame] | 33 | |
Praneeth Paladugu | 6e6fbdb | 2017-01-16 15:43:01 -0800 | [diff] [blame] | 34 | static int get_poll_flags(void *instance) |
| 35 | { |
| 36 | struct msm_vidc_inst *inst = instance; |
| 37 | struct vb2_queue *outq = &inst->bufq[OUTPUT_PORT].vb2_bufq; |
| 38 | struct vb2_queue *capq = &inst->bufq[CAPTURE_PORT].vb2_bufq; |
| 39 | struct vb2_buffer *out_vb = NULL; |
| 40 | struct vb2_buffer *cap_vb = NULL; |
| 41 | unsigned long flags; |
| 42 | int rc = 0; |
| 43 | |
| 44 | if (v4l2_event_pending(&inst->event_handler)) |
| 45 | rc |= POLLPRI; |
| 46 | |
| 47 | spin_lock_irqsave(&capq->done_lock, flags); |
| 48 | if (!list_empty(&capq->done_list)) |
| 49 | cap_vb = list_first_entry(&capq->done_list, struct vb2_buffer, |
| 50 | done_entry); |
| 51 | if (cap_vb && (cap_vb->state == VB2_BUF_STATE_DONE |
| 52 | || cap_vb->state == VB2_BUF_STATE_ERROR)) |
| 53 | rc |= POLLIN | POLLRDNORM; |
| 54 | spin_unlock_irqrestore(&capq->done_lock, flags); |
| 55 | |
| 56 | spin_lock_irqsave(&outq->done_lock, flags); |
| 57 | if (!list_empty(&outq->done_list)) |
| 58 | out_vb = list_first_entry(&outq->done_list, struct vb2_buffer, |
| 59 | done_entry); |
| 60 | if (out_vb && (out_vb->state == VB2_BUF_STATE_DONE |
| 61 | || out_vb->state == VB2_BUF_STATE_ERROR)) |
| 62 | rc |= POLLOUT | POLLWRNORM; |
| 63 | spin_unlock_irqrestore(&outq->done_lock, flags); |
| 64 | |
| 65 | return rc; |
| 66 | } |
| 67 | |
| 68 | int msm_vidc_poll(void *instance, struct file *filp, |
| 69 | struct poll_table_struct *wait) |
| 70 | { |
| 71 | struct msm_vidc_inst *inst = instance; |
| 72 | struct vb2_queue *outq = NULL; |
| 73 | struct vb2_queue *capq = NULL; |
| 74 | |
| 75 | if (!inst) |
| 76 | return -EINVAL; |
| 77 | |
| 78 | outq = &inst->bufq[OUTPUT_PORT].vb2_bufq; |
| 79 | capq = &inst->bufq[CAPTURE_PORT].vb2_bufq; |
| 80 | |
| 81 | poll_wait(filp, &inst->event_handler.wait, wait); |
| 82 | poll_wait(filp, &capq->done_wq, wait); |
| 83 | poll_wait(filp, &outq->done_wq, wait); |
| 84 | return get_poll_flags(inst); |
| 85 | } |
| 86 | EXPORT_SYMBOL(msm_vidc_poll); |
| 87 | |
| 88 | int msm_vidc_querycap(void *instance, struct v4l2_capability *cap) |
| 89 | { |
| 90 | struct msm_vidc_inst *inst = instance; |
| 91 | |
| 92 | if (!inst || !cap) |
| 93 | return -EINVAL; |
| 94 | |
Praneeth Paladugu | be42cb2 | 2016-04-12 22:34:39 -0700 | [diff] [blame] | 95 | strlcpy(cap->driver, MSM_VIDC_DRV_NAME, sizeof(cap->driver)); |
| 96 | cap->bus_info[0] = 0; |
| 97 | cap->version = MSM_VIDC_VERSION; |
| 98 | cap->device_caps = V4L2_CAP_VIDEO_CAPTURE_MPLANE | |
| 99 | V4L2_CAP_VIDEO_OUTPUT_MPLANE | |
| 100 | V4L2_CAP_STREAMING; |
| 101 | cap->capabilities = cap->device_caps | V4L2_CAP_DEVICE_CAPS; |
| 102 | |
| 103 | memset(cap->reserved, 0, sizeof(cap->reserved)); |
| 104 | |
Praneeth Paladugu | 6e6fbdb | 2017-01-16 15:43:01 -0800 | [diff] [blame] | 105 | if (inst->session_type == MSM_VIDC_DECODER) |
Praneeth Paladugu | be42cb2 | 2016-04-12 22:34:39 -0700 | [diff] [blame] | 106 | strlcpy(cap->card, MSM_VDEC_DVC_NAME, sizeof(cap->card)); |
Praneeth Paladugu | 6e6fbdb | 2017-01-16 15:43:01 -0800 | [diff] [blame] | 107 | else if (inst->session_type == MSM_VIDC_ENCODER) |
Praneeth Paladugu | be42cb2 | 2016-04-12 22:34:39 -0700 | [diff] [blame] | 108 | strlcpy(cap->card, MSM_VENC_DVC_NAME, sizeof(cap->card)); |
| 109 | else |
| 110 | return -EINVAL; |
| 111 | |
| 112 | return 0; |
Praneeth Paladugu | 6e6fbdb | 2017-01-16 15:43:01 -0800 | [diff] [blame] | 113 | } |
| 114 | EXPORT_SYMBOL(msm_vidc_querycap); |
| 115 | |
| 116 | int msm_vidc_enum_fmt(void *instance, struct v4l2_fmtdesc *f) |
| 117 | { |
| 118 | struct msm_vidc_inst *inst = instance; |
| 119 | |
| 120 | if (!inst || !f) |
| 121 | return -EINVAL; |
| 122 | |
| 123 | if (inst->session_type == MSM_VIDC_DECODER) |
| 124 | return msm_vdec_enum_fmt(instance, f); |
| 125 | else if (inst->session_type == MSM_VIDC_ENCODER) |
| 126 | return msm_venc_enum_fmt(instance, f); |
| 127 | return -EINVAL; |
| 128 | } |
| 129 | EXPORT_SYMBOL(msm_vidc_enum_fmt); |
| 130 | |
Praneeth Paladugu | e167911 | 2017-01-27 10:07:15 -0800 | [diff] [blame] | 131 | static void msm_vidc_ctrl_get_range(struct v4l2_queryctrl *ctrl, |
| 132 | struct hal_capability_supported *capability) |
| 133 | |
| 134 | { |
| 135 | ctrl->maximum = capability->max; |
| 136 | ctrl->minimum = capability->min; |
| 137 | } |
| 138 | |
| 139 | int msm_vidc_query_ctrl(void *instance, struct v4l2_queryctrl *ctrl) |
| 140 | { |
| 141 | struct msm_vidc_inst *inst = instance; |
| 142 | int rc = 0; |
| 143 | |
| 144 | if (!inst || !ctrl) |
| 145 | return -EINVAL; |
| 146 | |
| 147 | switch (ctrl->id) { |
| 148 | case V4L2_CID_MPEG_VIDC_VIDEO_HYBRID_HIERP_MODE: |
| 149 | msm_vidc_ctrl_get_range(ctrl, |
| 150 | &inst->capability.hier_p_hybrid); |
| 151 | break; |
| 152 | case V4L2_CID_MPEG_VIDC_VIDEO_HIER_B_NUM_LAYERS: |
| 153 | msm_vidc_ctrl_get_range(ctrl, &inst->capability.hier_b); |
| 154 | break; |
| 155 | case V4L2_CID_MPEG_VIDC_VIDEO_HIER_P_NUM_LAYERS: |
| 156 | msm_vidc_ctrl_get_range(ctrl, &inst->capability.hier_p); |
| 157 | break; |
Vaibhav Deshu Venkatesh | 2c07253 | 2017-04-07 17:50:18 -0700 | [diff] [blame] | 158 | case V4L2_CID_MPEG_VIDC_VENC_PARAM_LAYER_BITRATE: |
Praneeth Paladugu | e167911 | 2017-01-27 10:07:15 -0800 | [diff] [blame] | 159 | case V4L2_CID_MPEG_VIDEO_BITRATE: |
| 160 | msm_vidc_ctrl_get_range(ctrl, &inst->capability.bitrate); |
| 161 | break; |
| 162 | case V4L2_CID_MPEG_VIDEO_BITRATE_PEAK: |
| 163 | msm_vidc_ctrl_get_range(ctrl, &inst->capability.peakbitrate); |
| 164 | break; |
| 165 | case V4L2_CID_MPEG_VIDC_VIDEO_BLUR_WIDTH: |
| 166 | msm_vidc_ctrl_get_range(ctrl, &inst->capability.blur_width); |
| 167 | break; |
| 168 | case V4L2_CID_MPEG_VIDC_VIDEO_BLUR_HEIGHT: |
| 169 | msm_vidc_ctrl_get_range(ctrl, &inst->capability.blur_height); |
| 170 | break; |
| 171 | default: |
| 172 | rc = -EINVAL; |
| 173 | } |
| 174 | return rc; |
| 175 | } |
| 176 | EXPORT_SYMBOL(msm_vidc_query_ctrl); |
| 177 | |
Praneeth Paladugu | 6e6fbdb | 2017-01-16 15:43:01 -0800 | [diff] [blame] | 178 | int msm_vidc_s_fmt(void *instance, struct v4l2_format *f) |
| 179 | { |
| 180 | struct msm_vidc_inst *inst = instance; |
| 181 | |
| 182 | if (!inst || !f) |
| 183 | return -EINVAL; |
| 184 | |
| 185 | if (inst->session_type == MSM_VIDC_DECODER) |
| 186 | return msm_vdec_s_fmt(instance, f); |
| 187 | if (inst->session_type == MSM_VIDC_ENCODER) |
| 188 | return msm_venc_s_fmt(instance, f); |
| 189 | return -EINVAL; |
| 190 | } |
| 191 | EXPORT_SYMBOL(msm_vidc_s_fmt); |
| 192 | |
| 193 | int msm_vidc_g_fmt(void *instance, struct v4l2_format *f) |
| 194 | { |
| 195 | struct msm_vidc_inst *inst = instance; |
Praneeth Paladugu | defea4e | 2017-02-09 23:44:08 -0800 | [diff] [blame] | 196 | int i, rc = 0, color_format = 0; |
| 197 | enum vidc_ports port; |
| 198 | u32 num_planes; |
Praneeth Paladugu | 6e6fbdb | 2017-01-16 15:43:01 -0800 | [diff] [blame] | 199 | |
Praneeth Paladugu | defea4e | 2017-02-09 23:44:08 -0800 | [diff] [blame] | 200 | if (!inst || !f) { |
| 201 | dprintk(VIDC_ERR, |
| 202 | "Invalid input, inst = %pK, format = %pK\n", inst, f); |
Praneeth Paladugu | 6e6fbdb | 2017-01-16 15:43:01 -0800 | [diff] [blame] | 203 | return -EINVAL; |
Praneeth Paladugu | defea4e | 2017-02-09 23:44:08 -0800 | [diff] [blame] | 204 | } |
| 205 | if (inst->in_reconfig) { |
| 206 | inst->prop.height[OUTPUT_PORT] = inst->reconfig_height; |
| 207 | inst->prop.width[OUTPUT_PORT] = inst->reconfig_width; |
| 208 | } |
Praneeth Paladugu | 6e6fbdb | 2017-01-16 15:43:01 -0800 | [diff] [blame] | 209 | |
Praneeth Paladugu | defea4e | 2017-02-09 23:44:08 -0800 | [diff] [blame] | 210 | port = f->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE ? |
| 211 | OUTPUT_PORT : CAPTURE_PORT; |
| 212 | |
| 213 | f->fmt.pix_mp.pixelformat = inst->fmts[port].fourcc; |
| 214 | f->fmt.pix_mp.height = inst->prop.height[port]; |
| 215 | f->fmt.pix_mp.width = inst->prop.width[port]; |
| 216 | num_planes = f->fmt.pix_mp.num_planes = inst->bufq[port].num_planes; |
| 217 | for (i = 0; i < num_planes; ++i) |
| 218 | f->fmt.pix_mp.plane_fmt[i].sizeimage = |
| 219 | inst->bufq[port].plane_sizes[i]; |
| 220 | switch (inst->fmts[port].fourcc) { |
| 221 | case V4L2_PIX_FMT_NV12: |
| 222 | color_format = COLOR_FMT_NV12; |
| 223 | break; |
| 224 | case V4L2_PIX_FMT_NV12_UBWC: |
| 225 | color_format = COLOR_FMT_NV12_UBWC; |
| 226 | break; |
| 227 | case V4L2_PIX_FMT_NV12_TP10_UBWC: |
| 228 | color_format = COLOR_FMT_NV12_BPP10_UBWC; |
| 229 | break; |
| 230 | default: |
| 231 | dprintk(VIDC_DBG, |
| 232 | "Invalid : g_fmt called on %s port with Invalid fourcc 0x%x\n", |
| 233 | port == OUTPUT_PORT ? "OUTPUT" : "CAPTURE", |
| 234 | inst->fmts[port].fourcc); |
| 235 | goto exit; |
| 236 | } |
| 237 | |
| 238 | f->fmt.pix_mp.plane_fmt[0].bytesperline = VENUS_Y_STRIDE(color_format, |
| 239 | inst->prop.width[port]); |
| 240 | f->fmt.pix_mp.plane_fmt[0].reserved[0] = VENUS_Y_SCANLINES(color_format, |
| 241 | inst->prop.height[port]); |
| 242 | |
| 243 | exit: |
| 244 | return rc; |
Praneeth Paladugu | 6e6fbdb | 2017-01-16 15:43:01 -0800 | [diff] [blame] | 245 | } |
| 246 | EXPORT_SYMBOL(msm_vidc_g_fmt); |
| 247 | |
| 248 | int msm_vidc_s_ctrl(void *instance, struct v4l2_control *control) |
| 249 | { |
| 250 | struct msm_vidc_inst *inst = instance; |
| 251 | |
| 252 | if (!inst || !control) |
| 253 | return -EINVAL; |
| 254 | |
| 255 | return msm_comm_s_ctrl(instance, control); |
| 256 | } |
| 257 | EXPORT_SYMBOL(msm_vidc_s_ctrl); |
| 258 | |
| 259 | int msm_vidc_g_ctrl(void *instance, struct v4l2_control *control) |
| 260 | { |
| 261 | struct msm_vidc_inst *inst = instance; |
Praneeth Paladugu | 1f9d1d9 | 2017-04-11 10:36:16 -0700 | [diff] [blame] | 262 | struct v4l2_ctrl *ctrl = NULL; |
| 263 | int rc = 0; |
Praneeth Paladugu | 6e6fbdb | 2017-01-16 15:43:01 -0800 | [diff] [blame] | 264 | |
| 265 | if (!inst || !control) |
| 266 | return -EINVAL; |
| 267 | |
Praneeth Paladugu | 1f9d1d9 | 2017-04-11 10:36:16 -0700 | [diff] [blame] | 268 | ctrl = v4l2_ctrl_find(&inst->ctrl_handler, control->id); |
| 269 | if (ctrl) { |
| 270 | rc = try_get_ctrl(inst, ctrl); |
| 271 | if (!rc) |
| 272 | control->value = ctrl->val; |
| 273 | } |
| 274 | |
| 275 | return rc; |
Praneeth Paladugu | 6e6fbdb | 2017-01-16 15:43:01 -0800 | [diff] [blame] | 276 | } |
| 277 | EXPORT_SYMBOL(msm_vidc_g_ctrl); |
| 278 | |
Praneeth Paladugu | 13c9096 | 2017-04-24 13:15:28 -0700 | [diff] [blame] | 279 | int msm_vidc_g_ext_ctrl(void *instance, struct v4l2_ext_controls *control) |
| 280 | { |
| 281 | struct msm_vidc_inst *inst = instance; |
| 282 | struct v4l2_ext_control *ext_control; |
| 283 | struct v4l2_ctrl ctrl; |
| 284 | int i = 0, rc = 0; |
| 285 | |
| 286 | if (!inst || !control) |
| 287 | return -EINVAL; |
| 288 | |
| 289 | ext_control = control->controls; |
| 290 | |
| 291 | for (i = 0; i < control->count; i++) { |
| 292 | switch (ext_control[i].id) { |
| 293 | case V4L2_CID_MIN_BUFFERS_FOR_CAPTURE: |
| 294 | case V4L2_CID_MIN_BUFFERS_FOR_OUTPUT: |
| 295 | ctrl.id = ext_control[i].id; |
| 296 | ctrl.val = ext_control[i].value; |
| 297 | |
| 298 | msm_vidc_get_count(inst, &ctrl); |
| 299 | ext_control->value = ctrl.val; |
| 300 | break; |
| 301 | default: |
| 302 | dprintk(VIDC_ERR, |
| 303 | "This control %x is not supported yet\n", |
| 304 | ext_control[i].id); |
| 305 | rc = -EINVAL; |
| 306 | break; |
| 307 | } |
| 308 | } |
| 309 | return rc; |
| 310 | } |
| 311 | EXPORT_SYMBOL(msm_vidc_g_ext_ctrl); |
| 312 | |
Praneeth Paladugu | 6e6fbdb | 2017-01-16 15:43:01 -0800 | [diff] [blame] | 313 | int msm_vidc_s_ext_ctrl(void *instance, struct v4l2_ext_controls *control) |
| 314 | { |
| 315 | struct msm_vidc_inst *inst = instance; |
| 316 | |
| 317 | if (!inst || !control) |
| 318 | return -EINVAL; |
| 319 | |
| 320 | if (inst->session_type == MSM_VIDC_DECODER) |
| 321 | return msm_vdec_s_ext_ctrl(instance, control); |
| 322 | if (inst->session_type == MSM_VIDC_ENCODER) |
| 323 | return msm_venc_s_ext_ctrl(instance, control); |
| 324 | return -EINVAL; |
| 325 | } |
| 326 | EXPORT_SYMBOL(msm_vidc_s_ext_ctrl); |
| 327 | |
| 328 | int msm_vidc_reqbufs(void *instance, struct v4l2_requestbuffers *b) |
| 329 | { |
| 330 | struct msm_vidc_inst *inst = instance; |
Praneeth Paladugu | be42cb2 | 2016-04-12 22:34:39 -0700 | [diff] [blame] | 331 | struct buf_queue *q = NULL; |
| 332 | int rc = 0; |
Praneeth Paladugu | 6e6fbdb | 2017-01-16 15:43:01 -0800 | [diff] [blame] | 333 | |
| 334 | if (!inst || !b) |
| 335 | return -EINVAL; |
Praneeth Paladugu | be42cb2 | 2016-04-12 22:34:39 -0700 | [diff] [blame] | 336 | q = msm_comm_get_vb2q(inst, b->type); |
| 337 | if (!q) { |
| 338 | dprintk(VIDC_ERR, |
| 339 | "Failed to find buffer queue for type = %d\n", |
| 340 | b->type); |
| 341 | return -EINVAL; |
| 342 | } |
Praneeth Paladugu | 6e6fbdb | 2017-01-16 15:43:01 -0800 | [diff] [blame] | 343 | |
Praneeth Paladugu | be42cb2 | 2016-04-12 22:34:39 -0700 | [diff] [blame] | 344 | mutex_lock(&q->lock); |
| 345 | rc = vb2_reqbufs(&q->vb2_bufq, b); |
| 346 | mutex_unlock(&q->lock); |
| 347 | |
| 348 | if (rc) |
| 349 | dprintk(VIDC_ERR, "Failed to get reqbufs, %d\n", rc); |
| 350 | return rc; |
Praneeth Paladugu | 6e6fbdb | 2017-01-16 15:43:01 -0800 | [diff] [blame] | 351 | } |
| 352 | EXPORT_SYMBOL(msm_vidc_reqbufs); |
| 353 | |
| 354 | struct buffer_info *get_registered_buf(struct msm_vidc_inst *inst, |
| 355 | struct v4l2_buffer *b, int idx, int *plane) |
| 356 | { |
| 357 | struct buffer_info *temp; |
| 358 | struct buffer_info *ret = NULL; |
| 359 | int i; |
| 360 | int fd = b->m.planes[idx].reserved[0]; |
| 361 | u32 buff_off = b->m.planes[idx].reserved[1]; |
| 362 | u32 size = b->m.planes[idx].length; |
| 363 | ion_phys_addr_t device_addr = b->m.planes[idx].m.userptr; |
| 364 | |
| 365 | if (fd < 0 || !plane) { |
| 366 | dprintk(VIDC_ERR, "Invalid input\n"); |
| 367 | goto err_invalid_input; |
| 368 | } |
| 369 | |
| 370 | WARN(!mutex_is_locked(&inst->registeredbufs.lock), |
| 371 | "Registered buf lock is not acquired for %s", __func__); |
| 372 | |
| 373 | *plane = 0; |
| 374 | list_for_each_entry(temp, &inst->registeredbufs.list, list) { |
| 375 | for (i = 0; i < min(temp->num_planes, VIDEO_MAX_PLANES); i++) { |
| 376 | bool ion_hndl_matches = temp->handle[i] ? |
| 377 | msm_smem_compare_buffers(inst->mem_client, fd, |
| 378 | temp->handle[i]->smem_priv) : false; |
| 379 | bool device_addr_matches = device_addr == |
| 380 | temp->device_addr[i]; |
| 381 | bool contains_within = CONTAINS(temp->buff_off[i], |
| 382 | temp->size[i], buff_off) || |
| 383 | CONTAINS(buff_off, size, temp->buff_off[i]); |
| 384 | bool overlaps = OVERLAPS(buff_off, size, |
| 385 | temp->buff_off[i], temp->size[i]); |
| 386 | |
| 387 | if (!temp->inactive && |
| 388 | (ion_hndl_matches || device_addr_matches) && |
| 389 | (contains_within || overlaps)) { |
| 390 | dprintk(VIDC_DBG, |
| 391 | "This memory region is already mapped\n"); |
| 392 | ret = temp; |
| 393 | *plane = i; |
| 394 | break; |
| 395 | } |
| 396 | } |
| 397 | if (ret) |
| 398 | break; |
| 399 | } |
| 400 | |
| 401 | err_invalid_input: |
| 402 | return ret; |
| 403 | } |
| 404 | |
| 405 | static struct msm_smem *get_same_fd_buffer(struct msm_vidc_inst *inst, int fd) |
| 406 | { |
| 407 | struct buffer_info *temp; |
| 408 | struct msm_smem *same_fd_handle = NULL; |
| 409 | int i; |
| 410 | |
| 411 | if (!fd) |
| 412 | return NULL; |
| 413 | |
| 414 | if (!inst || fd < 0) { |
| 415 | dprintk(VIDC_ERR, "%s: Invalid input\n", __func__); |
| 416 | goto err_invalid_input; |
| 417 | } |
| 418 | |
| 419 | mutex_lock(&inst->registeredbufs.lock); |
| 420 | list_for_each_entry(temp, &inst->registeredbufs.list, list) { |
| 421 | for (i = 0; i < min(temp->num_planes, VIDEO_MAX_PLANES); i++) { |
| 422 | bool ion_hndl_matches = temp->handle[i] ? |
| 423 | msm_smem_compare_buffers(inst->mem_client, fd, |
| 424 | temp->handle[i]->smem_priv) : false; |
| 425 | if (ion_hndl_matches && temp->mapped[i]) { |
| 426 | temp->same_fd_ref[i]++; |
| 427 | dprintk(VIDC_INFO, |
| 428 | "Found same fd buffer\n"); |
| 429 | same_fd_handle = temp->handle[i]; |
| 430 | break; |
| 431 | } |
| 432 | } |
| 433 | if (same_fd_handle) |
| 434 | break; |
| 435 | } |
| 436 | mutex_unlock(&inst->registeredbufs.lock); |
| 437 | |
| 438 | err_invalid_input: |
| 439 | return same_fd_handle; |
| 440 | } |
| 441 | |
| 442 | struct buffer_info *device_to_uvaddr(struct msm_vidc_list *buf_list, |
| 443 | ion_phys_addr_t device_addr) |
| 444 | { |
| 445 | struct buffer_info *temp = NULL; |
| 446 | bool found = false; |
| 447 | int i; |
| 448 | |
| 449 | if (!buf_list || !device_addr) { |
| 450 | dprintk(VIDC_ERR, |
| 451 | "Invalid input- device_addr: %pa buf_list: %pK\n", |
| 452 | &device_addr, buf_list); |
| 453 | goto err_invalid_input; |
| 454 | } |
| 455 | |
| 456 | mutex_lock(&buf_list->lock); |
| 457 | list_for_each_entry(temp, &buf_list->list, list) { |
| 458 | for (i = 0; i < min(temp->num_planes, VIDEO_MAX_PLANES); i++) { |
| 459 | if (!temp->inactive && |
| 460 | temp->device_addr[i] == device_addr) { |
| 461 | dprintk(VIDC_INFO, |
| 462 | "Found same fd buffer\n"); |
| 463 | found = true; |
| 464 | break; |
| 465 | } |
| 466 | } |
| 467 | |
| 468 | if (found) |
| 469 | break; |
| 470 | } |
| 471 | mutex_unlock(&buf_list->lock); |
| 472 | |
| 473 | err_invalid_input: |
| 474 | return temp; |
| 475 | } |
| 476 | |
| 477 | static inline void populate_buf_info(struct buffer_info *binfo, |
| 478 | struct v4l2_buffer *b, u32 i) |
| 479 | { |
| 480 | if (i >= VIDEO_MAX_PLANES) { |
| 481 | dprintk(VIDC_ERR, "%s: Invalid input\n", __func__); |
| 482 | return; |
| 483 | } |
| 484 | binfo->type = b->type; |
| 485 | binfo->fd[i] = b->m.planes[i].reserved[0]; |
| 486 | binfo->buff_off[i] = b->m.planes[i].reserved[1]; |
| 487 | binfo->size[i] = b->m.planes[i].length; |
| 488 | binfo->uvaddr[i] = b->m.planes[i].m.userptr; |
| 489 | binfo->num_planes = b->length; |
| 490 | binfo->memory = b->memory; |
| 491 | binfo->v4l2_index = b->index; |
| 492 | binfo->timestamp.tv_sec = b->timestamp.tv_sec; |
| 493 | binfo->timestamp.tv_usec = b->timestamp.tv_usec; |
| 494 | dprintk(VIDC_DBG, "%s: fd[%d] = %d b->index = %d", |
| 495 | __func__, i, binfo->fd[i], b->index); |
| 496 | } |
| 497 | |
| 498 | static inline void repopulate_v4l2_buffer(struct v4l2_buffer *b, |
| 499 | struct buffer_info *binfo) |
| 500 | { |
| 501 | int i = 0; |
| 502 | |
| 503 | b->type = binfo->type; |
| 504 | b->length = binfo->num_planes; |
| 505 | b->memory = binfo->memory; |
| 506 | b->index = binfo->v4l2_index; |
| 507 | b->timestamp.tv_sec = binfo->timestamp.tv_sec; |
| 508 | b->timestamp.tv_usec = binfo->timestamp.tv_usec; |
| 509 | binfo->dequeued = false; |
| 510 | for (i = 0; i < binfo->num_planes; ++i) { |
| 511 | b->m.planes[i].reserved[0] = binfo->fd[i]; |
| 512 | b->m.planes[i].reserved[1] = binfo->buff_off[i]; |
| 513 | b->m.planes[i].length = binfo->size[i]; |
| 514 | b->m.planes[i].m.userptr = binfo->device_addr[i]; |
| 515 | dprintk(VIDC_DBG, "%s %d %d %d %pa\n", __func__, binfo->fd[i], |
| 516 | binfo->buff_off[i], binfo->size[i], |
| 517 | &binfo->device_addr[i]); |
| 518 | } |
| 519 | } |
| 520 | |
| 521 | static struct msm_smem *map_buffer(struct msm_vidc_inst *inst, |
| 522 | struct v4l2_plane *p, enum hal_buffer buffer_type) |
| 523 | { |
| 524 | struct msm_smem *handle = NULL; |
| 525 | |
| 526 | handle = msm_comm_smem_user_to_kernel(inst, |
| 527 | p->reserved[0], |
| 528 | p->reserved[1], |
| 529 | buffer_type); |
| 530 | if (!handle) { |
| 531 | dprintk(VIDC_ERR, |
| 532 | "%s: Failed to get device buffer address\n", __func__); |
| 533 | return NULL; |
| 534 | } |
| 535 | return handle; |
| 536 | } |
| 537 | |
| 538 | static inline enum hal_buffer get_hal_buffer_type( |
| 539 | struct msm_vidc_inst *inst, struct v4l2_buffer *b) |
| 540 | { |
| 541 | if (b->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) |
| 542 | return HAL_BUFFER_INPUT; |
| 543 | else if (b->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) |
| 544 | return HAL_BUFFER_OUTPUT; |
| 545 | else |
| 546 | return -EINVAL; |
| 547 | } |
| 548 | |
Praneeth Paladugu | f4223b7 | 2016-12-22 11:36:50 -0800 | [diff] [blame] | 549 | static inline bool is_dynamic_buffer_mode(struct v4l2_buffer *b, |
Praneeth Paladugu | 6e6fbdb | 2017-01-16 15:43:01 -0800 | [diff] [blame] | 550 | struct msm_vidc_inst *inst) |
| 551 | { |
Praneeth Paladugu | f4223b7 | 2016-12-22 11:36:50 -0800 | [diff] [blame] | 552 | enum vidc_ports port = b->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE ? |
| 553 | OUTPUT_PORT : CAPTURE_PORT; |
| 554 | return inst->buffer_mode_set[port] == HAL_BUFFER_MODE_DYNAMIC; |
Praneeth Paladugu | 6e6fbdb | 2017-01-16 15:43:01 -0800 | [diff] [blame] | 555 | } |
| 556 | |
| 557 | |
| 558 | static inline void save_v4l2_buffer(struct v4l2_buffer *b, |
| 559 | struct buffer_info *binfo) |
| 560 | { |
| 561 | int i = 0; |
| 562 | |
| 563 | for (i = 0; i < b->length; ++i) { |
| 564 | if (EXTRADATA_IDX(b->length) && |
| 565 | (i == EXTRADATA_IDX(b->length)) && |
| 566 | !b->m.planes[i].length) { |
| 567 | continue; |
| 568 | } |
| 569 | populate_buf_info(binfo, b, i); |
| 570 | } |
| 571 | } |
| 572 | |
| 573 | int map_and_register_buf(struct msm_vidc_inst *inst, struct v4l2_buffer *b) |
| 574 | { |
| 575 | struct buffer_info *binfo = NULL; |
| 576 | struct buffer_info *temp = NULL, *iterator = NULL; |
| 577 | int plane = 0; |
| 578 | int i = 0, rc = 0; |
| 579 | struct msm_smem *same_fd_handle = NULL; |
| 580 | |
| 581 | if (!b || !inst) { |
| 582 | dprintk(VIDC_ERR, "%s: invalid input\n", __func__); |
| 583 | return -EINVAL; |
| 584 | } |
| 585 | |
| 586 | binfo = kzalloc(sizeof(*binfo), GFP_KERNEL); |
| 587 | if (!binfo) { |
| 588 | dprintk(VIDC_ERR, "Out of memory\n"); |
| 589 | rc = -ENOMEM; |
| 590 | goto exit; |
| 591 | } |
| 592 | if (b->length > VIDEO_MAX_PLANES) { |
| 593 | dprintk(VIDC_ERR, "Num planes exceeds max: %d, %d\n", |
| 594 | b->length, VIDEO_MAX_PLANES); |
| 595 | rc = -EINVAL; |
| 596 | goto exit; |
| 597 | } |
| 598 | |
| 599 | dprintk(VIDC_DBG, "[MAP] Create binfo = %pK fd = %d type = %d\n", |
| 600 | binfo, b->m.planes[0].reserved[0], b->type); |
| 601 | |
| 602 | for (i = 0; i < b->length; ++i) { |
| 603 | rc = 0; |
| 604 | if (EXTRADATA_IDX(b->length) && |
| 605 | (i == EXTRADATA_IDX(b->length)) && |
| 606 | !b->m.planes[i].length) { |
| 607 | continue; |
| 608 | } |
| 609 | mutex_lock(&inst->registeredbufs.lock); |
| 610 | temp = get_registered_buf(inst, b, i, &plane); |
Praneeth Paladugu | f4223b7 | 2016-12-22 11:36:50 -0800 | [diff] [blame] | 611 | if (temp && !is_dynamic_buffer_mode(b, inst)) { |
Praneeth Paladugu | 6e6fbdb | 2017-01-16 15:43:01 -0800 | [diff] [blame] | 612 | dprintk(VIDC_DBG, |
| 613 | "This memory region has already been prepared\n"); |
| 614 | rc = 0; |
| 615 | mutex_unlock(&inst->registeredbufs.lock); |
| 616 | goto exit; |
| 617 | } |
| 618 | |
Praneeth Paladugu | f4223b7 | 2016-12-22 11:36:50 -0800 | [diff] [blame] | 619 | if (temp && is_dynamic_buffer_mode(b, inst) && !i) { |
Praneeth Paladugu | 6e6fbdb | 2017-01-16 15:43:01 -0800 | [diff] [blame] | 620 | /* |
| 621 | * Buffer is already present in registered list |
| 622 | * increment ref_count, populate new values of v4l2 |
| 623 | * buffer in existing buffer_info struct. |
| 624 | * |
| 625 | * We will use the saved buffer info and queue it when |
| 626 | * we receive RELEASE_BUFFER_REFERENCE EVENT from f/w. |
| 627 | */ |
| 628 | dprintk(VIDC_DBG, "[MAP] Buffer already prepared\n"); |
| 629 | temp->inactive = false; |
| 630 | list_for_each_entry(iterator, |
| 631 | &inst->registeredbufs.list, list) { |
| 632 | if (iterator == temp) { |
| 633 | rc = buf_ref_get(inst, temp); |
| 634 | save_v4l2_buffer(b, temp); |
| 635 | break; |
| 636 | } |
| 637 | } |
| 638 | } |
| 639 | mutex_unlock(&inst->registeredbufs.lock); |
| 640 | /* |
| 641 | * rc == 1, |
| 642 | * buffer is mapped, fw has released all reference, so skip |
| 643 | * mapping and queue it immediately. |
| 644 | * |
| 645 | * rc == 2, |
| 646 | * buffer is mapped and fw is holding a reference, hold it in |
| 647 | * the driver and queue it later when fw has released |
| 648 | */ |
| 649 | if (rc == 1) { |
| 650 | rc = 0; |
| 651 | goto exit; |
Praneeth Paladugu | f4223b7 | 2016-12-22 11:36:50 -0800 | [diff] [blame] | 652 | } else if (rc >= 2) { |
Praneeth Paladugu | 6e6fbdb | 2017-01-16 15:43:01 -0800 | [diff] [blame] | 653 | rc = -EEXIST; |
| 654 | goto exit; |
| 655 | } |
| 656 | |
| 657 | same_fd_handle = get_same_fd_buffer( |
| 658 | inst, b->m.planes[i].reserved[0]); |
| 659 | |
| 660 | populate_buf_info(binfo, b, i); |
| 661 | if (same_fd_handle) { |
| 662 | binfo->device_addr[i] = |
| 663 | same_fd_handle->device_addr + binfo->buff_off[i]; |
| 664 | b->m.planes[i].m.userptr = binfo->device_addr[i]; |
| 665 | binfo->mapped[i] = false; |
| 666 | binfo->handle[i] = same_fd_handle; |
| 667 | } else { |
| 668 | binfo->handle[i] = map_buffer(inst, &b->m.planes[i], |
| 669 | get_hal_buffer_type(inst, b)); |
| 670 | if (!binfo->handle[i]) { |
| 671 | rc = -EINVAL; |
| 672 | goto exit; |
| 673 | } |
| 674 | |
| 675 | binfo->mapped[i] = true; |
| 676 | binfo->device_addr[i] = binfo->handle[i]->device_addr + |
| 677 | binfo->buff_off[i]; |
| 678 | b->m.planes[i].m.userptr = binfo->device_addr[i]; |
| 679 | } |
| 680 | |
| 681 | /* We maintain one ref count for all planes*/ |
Praneeth Paladugu | f4223b7 | 2016-12-22 11:36:50 -0800 | [diff] [blame] | 682 | if (!i && is_dynamic_buffer_mode(b, inst)) { |
Praneeth Paladugu | 6e6fbdb | 2017-01-16 15:43:01 -0800 | [diff] [blame] | 683 | rc = buf_ref_get(inst, binfo); |
| 684 | if (rc < 0) |
| 685 | goto exit; |
| 686 | } |
| 687 | dprintk(VIDC_DBG, |
| 688 | "%s: [MAP] binfo = %pK, handle[%d] = %pK, device_addr = %pa, fd = %d, offset = %d, mapped = %d\n", |
| 689 | __func__, binfo, i, binfo->handle[i], |
| 690 | &binfo->device_addr[i], binfo->fd[i], |
| 691 | binfo->buff_off[i], binfo->mapped[i]); |
| 692 | } |
| 693 | |
| 694 | mutex_lock(&inst->registeredbufs.lock); |
| 695 | list_add_tail(&binfo->list, &inst->registeredbufs.list); |
| 696 | mutex_unlock(&inst->registeredbufs.lock); |
| 697 | return 0; |
| 698 | |
| 699 | exit: |
| 700 | kfree(binfo); |
| 701 | return rc; |
| 702 | } |
| 703 | int unmap_and_deregister_buf(struct msm_vidc_inst *inst, |
| 704 | struct buffer_info *binfo) |
| 705 | { |
| 706 | int i = 0; |
| 707 | struct buffer_info *temp = NULL; |
| 708 | bool found = false, keep_node = false; |
| 709 | |
| 710 | if (!inst || !binfo) { |
| 711 | dprintk(VIDC_ERR, "%s invalid param: %pK %pK\n", |
| 712 | __func__, inst, binfo); |
| 713 | return -EINVAL; |
| 714 | } |
| 715 | |
| 716 | WARN(!mutex_is_locked(&inst->registeredbufs.lock), |
| 717 | "Registered buf lock is not acquired for %s", __func__); |
| 718 | |
| 719 | /* |
| 720 | * Make sure the buffer to be unmapped and deleted |
| 721 | * from the registered list is present in the list. |
| 722 | */ |
| 723 | list_for_each_entry(temp, &inst->registeredbufs.list, list) { |
| 724 | if (temp == binfo) { |
| 725 | found = true; |
| 726 | break; |
| 727 | } |
| 728 | } |
| 729 | |
| 730 | /* |
| 731 | * Free the buffer info only if |
| 732 | * - buffer info has not been deleted from registered list |
| 733 | * - vidc client has called dqbuf on the buffer |
| 734 | * - no references are held on the buffer |
| 735 | */ |
| 736 | if (!found || !temp || !temp->pending_deletion || !temp->dequeued) |
| 737 | goto exit; |
| 738 | |
| 739 | for (i = 0; i < temp->num_planes; i++) { |
| 740 | dprintk(VIDC_DBG, |
| 741 | "%s: [UNMAP] binfo = %pK, handle[%d] = %pK, device_addr = %pa, fd = %d, offset = %d, mapped = %d\n", |
| 742 | __func__, temp, i, temp->handle[i], |
| 743 | &temp->device_addr[i], temp->fd[i], |
| 744 | temp->buff_off[i], temp->mapped[i]); |
| 745 | /* |
| 746 | * Unmap the handle only if the buffer has been mapped and no |
| 747 | * other buffer has a reference to this buffer. |
| 748 | * In case of buffers with same fd, we will map the buffer only |
| 749 | * once and subsequent buffers will refer to the mapped buffer's |
| 750 | * device address. |
| 751 | * For buffers which share the same fd, do not unmap and keep |
| 752 | * the buffer info in registered list. |
| 753 | */ |
| 754 | if (temp->handle[i] && temp->mapped[i] && |
| 755 | !temp->same_fd_ref[i]) { |
| 756 | msm_comm_smem_free(inst, |
| 757 | temp->handle[i]); |
| 758 | } |
| 759 | |
| 760 | if (temp->same_fd_ref[i]) |
| 761 | keep_node = true; |
| 762 | else { |
| 763 | temp->fd[i] = 0; |
| 764 | temp->handle[i] = 0; |
| 765 | temp->device_addr[i] = 0; |
| 766 | temp->uvaddr[i] = 0; |
| 767 | } |
| 768 | } |
| 769 | if (!keep_node) { |
| 770 | dprintk(VIDC_DBG, "[UNMAP] AND-FREED binfo: %pK\n", temp); |
| 771 | list_del(&temp->list); |
| 772 | kfree(temp); |
| 773 | } else { |
| 774 | temp->inactive = true; |
| 775 | dprintk(VIDC_DBG, "[UNMAP] NOT-FREED binfo: %pK\n", temp); |
| 776 | } |
| 777 | exit: |
| 778 | return 0; |
| 779 | } |
| 780 | |
| 781 | |
| 782 | int qbuf_dynamic_buf(struct msm_vidc_inst *inst, |
| 783 | struct buffer_info *binfo) |
| 784 | { |
| 785 | struct v4l2_buffer b = {0}; |
| 786 | struct v4l2_plane plane[VIDEO_MAX_PLANES] = { {0} }; |
Praneeth Paladugu | be42cb2 | 2016-04-12 22:34:39 -0700 | [diff] [blame] | 787 | struct buf_queue *q = NULL; |
| 788 | int rc = 0; |
Praneeth Paladugu | 6e6fbdb | 2017-01-16 15:43:01 -0800 | [diff] [blame] | 789 | |
| 790 | if (!binfo) { |
| 791 | dprintk(VIDC_ERR, "%s invalid param: %pK\n", __func__, binfo); |
| 792 | return -EINVAL; |
| 793 | } |
| 794 | dprintk(VIDC_DBG, "%s fd[0] = %d\n", __func__, binfo->fd[0]); |
| 795 | |
| 796 | b.m.planes = plane; |
| 797 | repopulate_v4l2_buffer(&b, binfo); |
| 798 | |
Praneeth Paladugu | be42cb2 | 2016-04-12 22:34:39 -0700 | [diff] [blame] | 799 | q = msm_comm_get_vb2q(inst, (&b)->type); |
| 800 | if (!q) { |
| 801 | dprintk(VIDC_ERR, "Failed to find buffer queue for type = %d\n" |
| 802 | , (&b)->type); |
| 803 | return -EINVAL; |
| 804 | } |
Praneeth Paladugu | 6e6fbdb | 2017-01-16 15:43:01 -0800 | [diff] [blame] | 805 | |
Praneeth Paladugu | be42cb2 | 2016-04-12 22:34:39 -0700 | [diff] [blame] | 806 | mutex_lock(&q->lock); |
| 807 | rc = vb2_qbuf(&q->vb2_bufq, &b); |
| 808 | mutex_unlock(&q->lock); |
| 809 | |
| 810 | if (rc) |
| 811 | dprintk(VIDC_ERR, "Failed to qbuf, %d\n", rc); |
| 812 | return rc; |
Praneeth Paladugu | 6e6fbdb | 2017-01-16 15:43:01 -0800 | [diff] [blame] | 813 | } |
| 814 | |
| 815 | int output_buffer_cache_invalidate(struct msm_vidc_inst *inst, |
| 816 | struct buffer_info *binfo) |
| 817 | { |
| 818 | int i = 0; |
| 819 | int rc = 0; |
| 820 | |
| 821 | if (!inst) { |
| 822 | dprintk(VIDC_ERR, "%s: invalid inst: %pK\n", __func__, inst); |
| 823 | return -EINVAL; |
| 824 | } |
| 825 | |
| 826 | if (!binfo) { |
| 827 | dprintk(VIDC_ERR, "%s: invalid buffer info: %pK\n", |
| 828 | __func__, inst); |
| 829 | return -EINVAL; |
| 830 | } |
| 831 | |
| 832 | for (i = 0; i < binfo->num_planes; i++) { |
| 833 | if (binfo->handle[i]) { |
| 834 | struct msm_smem smem = *binfo->handle[i]; |
| 835 | |
| 836 | smem.offset = (unsigned int)(binfo->buff_off[i]); |
| 837 | smem.size = binfo->size[i]; |
| 838 | rc = msm_comm_smem_cache_operations(inst, |
| 839 | &smem, SMEM_CACHE_INVALIDATE); |
| 840 | if (rc) { |
| 841 | dprintk(VIDC_ERR, |
| 842 | "%s: Failed to clean caches: %d\n", |
| 843 | __func__, rc); |
| 844 | return -EINVAL; |
| 845 | } |
| 846 | } else |
| 847 | dprintk(VIDC_DBG, "%s: NULL handle for plane %d\n", |
| 848 | __func__, i); |
| 849 | } |
| 850 | return 0; |
| 851 | } |
| 852 | |
| 853 | static bool valid_v4l2_buffer(struct v4l2_buffer *b, |
| 854 | struct msm_vidc_inst *inst) { |
| 855 | enum vidc_ports port = |
| 856 | !V4L2_TYPE_IS_MULTIPLANAR(b->type) ? MAX_PORT_NUM : |
| 857 | b->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE ? CAPTURE_PORT : |
| 858 | b->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE ? OUTPUT_PORT : |
| 859 | MAX_PORT_NUM; |
| 860 | |
| 861 | return port != MAX_PORT_NUM && |
Praneeth Paladugu | defea4e | 2017-02-09 23:44:08 -0800 | [diff] [blame] | 862 | inst->bufq[port].num_planes == b->length; |
Praneeth Paladugu | 6e6fbdb | 2017-01-16 15:43:01 -0800 | [diff] [blame] | 863 | } |
| 864 | |
Praneeth Paladugu | ceec6d8 | 2016-12-21 15:09:57 -0800 | [diff] [blame] | 865 | int msm_vidc_release_buffer(void *instance, int buffer_type, |
| 866 | unsigned int buffer_index) |
Praneeth Paladugu | 6e6fbdb | 2017-01-16 15:43:01 -0800 | [diff] [blame] | 867 | { |
| 868 | struct msm_vidc_inst *inst = instance; |
| 869 | struct buffer_info *bi, *dummy; |
Praneeth Paladugu | 6e6fbdb | 2017-01-16 15:43:01 -0800 | [diff] [blame] | 870 | int i, rc = 0; |
Praneeth Paladugu | ceec6d8 | 2016-12-21 15:09:57 -0800 | [diff] [blame] | 871 | int found_buf = 0; |
Praneeth Paladugu | 6e6fbdb | 2017-01-16 15:43:01 -0800 | [diff] [blame] | 872 | |
| 873 | if (!inst) |
| 874 | return -EINVAL; |
| 875 | |
| 876 | if (!inst->in_reconfig && |
| 877 | inst->state > MSM_VIDC_LOAD_RESOURCES && |
| 878 | inst->state < MSM_VIDC_RELEASE_RESOURCES_DONE) { |
| 879 | rc = msm_comm_try_state(inst, MSM_VIDC_RELEASE_RESOURCES_DONE); |
| 880 | if (rc) { |
| 881 | dprintk(VIDC_ERR, |
| 882 | "Failed to move inst: %pK to release res done\n", |
| 883 | inst); |
| 884 | } |
| 885 | } |
| 886 | |
Praneeth Paladugu | 6e6fbdb | 2017-01-16 15:43:01 -0800 | [diff] [blame] | 887 | mutex_lock(&inst->registeredbufs.lock); |
| 888 | list_for_each_entry_safe(bi, dummy, &inst->registeredbufs.list, list) { |
Praneeth Paladugu | ceec6d8 | 2016-12-21 15:09:57 -0800 | [diff] [blame] | 889 | if (bi->type == buffer_type && bi->v4l2_index == buffer_index) { |
| 890 | found_buf = 1; |
Praneeth Paladugu | 6e6fbdb | 2017-01-16 15:43:01 -0800 | [diff] [blame] | 891 | list_del(&bi->list); |
| 892 | for (i = 0; i < bi->num_planes; i++) { |
| 893 | if (bi->handle[i] && bi->mapped[i]) { |
| 894 | dprintk(VIDC_DBG, |
| 895 | "%s: [UNMAP] binfo = %pK, handle[%d] = %pK, device_addr = %pa, fd = %d, offset = %d, mapped = %d\n", |
| 896 | __func__, bi, i, bi->handle[i], |
| 897 | &bi->device_addr[i], bi->fd[i], |
| 898 | bi->buff_off[i], bi->mapped[i]); |
| 899 | msm_comm_smem_free(inst, |
| 900 | bi->handle[i]); |
Praneeth Paladugu | ceec6d8 | 2016-12-21 15:09:57 -0800 | [diff] [blame] | 901 | found_buf = 2; |
Praneeth Paladugu | 6e6fbdb | 2017-01-16 15:43:01 -0800 | [diff] [blame] | 902 | } |
| 903 | } |
| 904 | kfree(bi); |
Praneeth Paladugu | ceec6d8 | 2016-12-21 15:09:57 -0800 | [diff] [blame] | 905 | break; |
Praneeth Paladugu | 6e6fbdb | 2017-01-16 15:43:01 -0800 | [diff] [blame] | 906 | } |
| 907 | } |
| 908 | mutex_unlock(&inst->registeredbufs.lock); |
Praneeth Paladugu | ceec6d8 | 2016-12-21 15:09:57 -0800 | [diff] [blame] | 909 | |
| 910 | switch (found_buf) { |
| 911 | case 0: |
| 912 | dprintk(VIDC_WARN, |
| 913 | "%s: No buffer(type: %d) found for index %d\n", |
| 914 | __func__, buffer_type, buffer_index); |
| 915 | break; |
| 916 | case 1: |
| 917 | dprintk(VIDC_WARN, |
| 918 | "%s: Buffer(type: %d) found for index %d.", |
| 919 | __func__, buffer_type, buffer_index); |
| 920 | dprintk(VIDC_WARN, "zero planes mapped.\n"); |
| 921 | break; |
| 922 | case 2: |
| 923 | dprintk(VIDC_DBG, |
| 924 | "%s: Released buffer(type: %d) for index %d\n", |
| 925 | __func__, buffer_type, buffer_index); |
| 926 | break; |
| 927 | default: |
| 928 | break; |
| 929 | } |
Praneeth Paladugu | 6e6fbdb | 2017-01-16 15:43:01 -0800 | [diff] [blame] | 930 | return rc; |
| 931 | } |
Praneeth Paladugu | ceec6d8 | 2016-12-21 15:09:57 -0800 | [diff] [blame] | 932 | EXPORT_SYMBOL(msm_vidc_release_buffer); |
Praneeth Paladugu | 6e6fbdb | 2017-01-16 15:43:01 -0800 | [diff] [blame] | 933 | |
| 934 | int msm_vidc_qbuf(void *instance, struct v4l2_buffer *b) |
| 935 | { |
| 936 | struct msm_vidc_inst *inst = instance; |
| 937 | struct buffer_info *binfo; |
| 938 | int plane = 0; |
| 939 | int rc = 0; |
| 940 | int i; |
Praneeth Paladugu | be42cb2 | 2016-04-12 22:34:39 -0700 | [diff] [blame] | 941 | struct buf_queue *q = NULL; |
Praneeth Paladugu | 6e6fbdb | 2017-01-16 15:43:01 -0800 | [diff] [blame] | 942 | |
| 943 | if (!inst || !inst->core || !b || !valid_v4l2_buffer(b, inst)) |
| 944 | return -EINVAL; |
| 945 | |
| 946 | if (inst->state == MSM_VIDC_CORE_INVALID || |
| 947 | inst->core->state == VIDC_CORE_INVALID) |
| 948 | return -EINVAL; |
| 949 | |
| 950 | rc = map_and_register_buf(inst, b); |
| 951 | if (rc == -EEXIST) { |
| 952 | if (atomic_read(&inst->in_flush) && |
Praneeth Paladugu | f4223b7 | 2016-12-22 11:36:50 -0800 | [diff] [blame] | 953 | is_dynamic_buffer_mode(b, inst)) { |
Praneeth Paladugu | 6e6fbdb | 2017-01-16 15:43:01 -0800 | [diff] [blame] | 954 | dprintk(VIDC_ERR, |
| 955 | "Flush in progress, do not hold any buffers in driver\n"); |
| 956 | msm_comm_flush_dynamic_buffers(inst); |
| 957 | } |
| 958 | return 0; |
| 959 | } |
| 960 | if (rc) |
| 961 | return rc; |
| 962 | |
| 963 | for (i = 0; i < b->length; ++i) { |
| 964 | if (EXTRADATA_IDX(b->length) && |
| 965 | (i == EXTRADATA_IDX(b->length)) && |
| 966 | !b->m.planes[i].length) { |
| 967 | b->m.planes[i].m.userptr = 0; |
| 968 | continue; |
| 969 | } |
| 970 | mutex_lock(&inst->registeredbufs.lock); |
| 971 | binfo = get_registered_buf(inst, b, i, &plane); |
| 972 | mutex_unlock(&inst->registeredbufs.lock); |
| 973 | if (!binfo) { |
| 974 | dprintk(VIDC_ERR, |
| 975 | "This buffer is not registered: %d, %d, %d\n", |
| 976 | b->m.planes[i].reserved[0], |
| 977 | b->m.planes[i].reserved[1], |
| 978 | b->m.planes[i].length); |
| 979 | goto err_invalid_buff; |
| 980 | } |
| 981 | b->m.planes[i].m.userptr = binfo->device_addr[i]; |
| 982 | dprintk(VIDC_DBG, "Queueing device address = %pa\n", |
| 983 | &binfo->device_addr[i]); |
| 984 | |
| 985 | if (binfo->handle[i] && |
| 986 | (b->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE)) { |
| 987 | rc = msm_comm_smem_cache_operations(inst, |
| 988 | binfo->handle[i], SMEM_CACHE_CLEAN); |
| 989 | if (rc) { |
| 990 | dprintk(VIDC_ERR, |
| 991 | "Failed to clean caches: %d\n", rc); |
| 992 | goto err_invalid_buff; |
| 993 | } |
| 994 | } |
| 995 | } |
| 996 | |
Praneeth Paladugu | be42cb2 | 2016-04-12 22:34:39 -0700 | [diff] [blame] | 997 | q = msm_comm_get_vb2q(inst, b->type); |
| 998 | if (!q) { |
| 999 | dprintk(VIDC_ERR, |
| 1000 | "Failed to find buffer queue for type = %d\n", b->type); |
| 1001 | return -EINVAL; |
| 1002 | } |
| 1003 | mutex_lock(&q->lock); |
| 1004 | rc = vb2_qbuf(&q->vb2_bufq, b); |
| 1005 | mutex_unlock(&q->lock); |
| 1006 | if (rc) |
| 1007 | dprintk(VIDC_ERR, "Failed to qbuf, %d\n", rc); |
| 1008 | return rc; |
Praneeth Paladugu | 6e6fbdb | 2017-01-16 15:43:01 -0800 | [diff] [blame] | 1009 | |
| 1010 | err_invalid_buff: |
| 1011 | return -EINVAL; |
| 1012 | } |
| 1013 | EXPORT_SYMBOL(msm_vidc_qbuf); |
| 1014 | |
| 1015 | int msm_vidc_dqbuf(void *instance, struct v4l2_buffer *b) |
| 1016 | { |
| 1017 | struct msm_vidc_inst *inst = instance; |
| 1018 | struct buffer_info *buffer_info = NULL; |
| 1019 | int i = 0, rc = 0; |
Praneeth Paladugu | be42cb2 | 2016-04-12 22:34:39 -0700 | [diff] [blame] | 1020 | struct buf_queue *q = NULL; |
Praneeth Paladugu | 6e6fbdb | 2017-01-16 15:43:01 -0800 | [diff] [blame] | 1021 | |
| 1022 | if (!inst || !b || !valid_v4l2_buffer(b, inst)) |
| 1023 | return -EINVAL; |
| 1024 | |
Praneeth Paladugu | be42cb2 | 2016-04-12 22:34:39 -0700 | [diff] [blame] | 1025 | q = msm_comm_get_vb2q(inst, b->type); |
| 1026 | if (!q) { |
| 1027 | dprintk(VIDC_ERR, |
| 1028 | "Failed to find buffer queue for type = %d\n", b->type); |
| 1029 | return -EINVAL; |
| 1030 | } |
| 1031 | mutex_lock(&q->lock); |
| 1032 | rc = vb2_dqbuf(&q->vb2_bufq, b, true); |
| 1033 | mutex_unlock(&q->lock); |
| 1034 | if (rc) { |
| 1035 | dprintk(VIDC_DBG, "Failed to dqbuf, %d\n", rc); |
Praneeth Paladugu | 6e6fbdb | 2017-01-16 15:43:01 -0800 | [diff] [blame] | 1036 | return rc; |
Praneeth Paladugu | be42cb2 | 2016-04-12 22:34:39 -0700 | [diff] [blame] | 1037 | } |
Praneeth Paladugu | 6e6fbdb | 2017-01-16 15:43:01 -0800 | [diff] [blame] | 1038 | |
| 1039 | for (i = 0; i < b->length; i++) { |
| 1040 | if (EXTRADATA_IDX(b->length) && |
| 1041 | i == EXTRADATA_IDX(b->length)) { |
| 1042 | continue; |
| 1043 | } |
| 1044 | buffer_info = device_to_uvaddr(&inst->registeredbufs, |
| 1045 | b->m.planes[i].m.userptr); |
| 1046 | |
| 1047 | if (!buffer_info) { |
| 1048 | dprintk(VIDC_ERR, |
| 1049 | "%s no buffer info registered for buffer addr: %#lx\n", |
| 1050 | __func__, b->m.planes[i].m.userptr); |
| 1051 | return -EINVAL; |
| 1052 | } |
| 1053 | |
| 1054 | b->m.planes[i].m.userptr = buffer_info->uvaddr[i]; |
| 1055 | b->m.planes[i].reserved[0] = buffer_info->fd[i]; |
| 1056 | b->m.planes[i].reserved[1] = buffer_info->buff_off[i]; |
Praneeth Paladugu | 6e6fbdb | 2017-01-16 15:43:01 -0800 | [diff] [blame] | 1057 | } |
| 1058 | |
| 1059 | if (!buffer_info) { |
| 1060 | dprintk(VIDC_ERR, |
| 1061 | "%s: error - no buffer info found in registered list\n", |
| 1062 | __func__); |
| 1063 | return -EINVAL; |
| 1064 | } |
| 1065 | |
| 1066 | rc = output_buffer_cache_invalidate(inst, buffer_info); |
| 1067 | if (rc) |
| 1068 | return rc; |
| 1069 | |
| 1070 | |
Praneeth Paladugu | f4223b7 | 2016-12-22 11:36:50 -0800 | [diff] [blame] | 1071 | if (is_dynamic_buffer_mode(b, inst)) { |
Praneeth Paladugu | 6e6fbdb | 2017-01-16 15:43:01 -0800 | [diff] [blame] | 1072 | buffer_info->dequeued = true; |
| 1073 | |
| 1074 | dprintk(VIDC_DBG, "[DEQUEUED]: fd[0] = %d\n", |
| 1075 | buffer_info->fd[0]); |
| 1076 | mutex_lock(&inst->registeredbufs.lock); |
| 1077 | rc = unmap_and_deregister_buf(inst, buffer_info); |
| 1078 | mutex_unlock(&inst->registeredbufs.lock); |
| 1079 | } |
| 1080 | |
| 1081 | return rc; |
| 1082 | } |
| 1083 | EXPORT_SYMBOL(msm_vidc_dqbuf); |
| 1084 | |
| 1085 | int msm_vidc_streamon(void *instance, enum v4l2_buf_type i) |
| 1086 | { |
| 1087 | struct msm_vidc_inst *inst = instance; |
Praneeth Paladugu | be42cb2 | 2016-04-12 22:34:39 -0700 | [diff] [blame] | 1088 | int rc = 0; |
| 1089 | struct buf_queue *q; |
Praneeth Paladugu | 6e6fbdb | 2017-01-16 15:43:01 -0800 | [diff] [blame] | 1090 | |
| 1091 | if (!inst) |
| 1092 | return -EINVAL; |
| 1093 | |
Praneeth Paladugu | be42cb2 | 2016-04-12 22:34:39 -0700 | [diff] [blame] | 1094 | q = msm_comm_get_vb2q(inst, i); |
| 1095 | if (!q) { |
| 1096 | dprintk(VIDC_ERR, |
| 1097 | "Failed to find buffer queue for type = %d\n", i); |
| 1098 | return -EINVAL; |
| 1099 | } |
| 1100 | dprintk(VIDC_DBG, "Calling streamon\n"); |
| 1101 | mutex_lock(&q->lock); |
| 1102 | rc = vb2_streamon(&q->vb2_bufq, i); |
| 1103 | mutex_unlock(&q->lock); |
| 1104 | if (rc) |
| 1105 | dprintk(VIDC_ERR, "streamon failed on port: %d\n", i); |
| 1106 | return rc; |
Praneeth Paladugu | 6e6fbdb | 2017-01-16 15:43:01 -0800 | [diff] [blame] | 1107 | } |
| 1108 | EXPORT_SYMBOL(msm_vidc_streamon); |
| 1109 | |
| 1110 | int msm_vidc_streamoff(void *instance, enum v4l2_buf_type i) |
| 1111 | { |
| 1112 | struct msm_vidc_inst *inst = instance; |
Praneeth Paladugu | be42cb2 | 2016-04-12 22:34:39 -0700 | [diff] [blame] | 1113 | int rc = 0; |
| 1114 | struct buf_queue *q; |
Praneeth Paladugu | 6e6fbdb | 2017-01-16 15:43:01 -0800 | [diff] [blame] | 1115 | |
| 1116 | if (!inst) |
| 1117 | return -EINVAL; |
| 1118 | |
Praneeth Paladugu | be42cb2 | 2016-04-12 22:34:39 -0700 | [diff] [blame] | 1119 | q = msm_comm_get_vb2q(inst, i); |
| 1120 | if (!q) { |
| 1121 | dprintk(VIDC_ERR, |
| 1122 | "Failed to find buffer queue for type = %d\n", i); |
| 1123 | return -EINVAL; |
| 1124 | } |
| 1125 | dprintk(VIDC_DBG, "Calling streamoff\n"); |
| 1126 | mutex_lock(&q->lock); |
| 1127 | rc = vb2_streamoff(&q->vb2_bufq, i); |
| 1128 | mutex_unlock(&q->lock); |
| 1129 | if (rc) |
| 1130 | dprintk(VIDC_ERR, "streamoff failed on port: %d\n", i); |
| 1131 | return rc; |
Praneeth Paladugu | 6e6fbdb | 2017-01-16 15:43:01 -0800 | [diff] [blame] | 1132 | } |
| 1133 | EXPORT_SYMBOL(msm_vidc_streamoff); |
| 1134 | |
| 1135 | int msm_vidc_enum_framesizes(void *instance, struct v4l2_frmsizeenum *fsize) |
| 1136 | { |
| 1137 | struct msm_vidc_inst *inst = instance; |
| 1138 | struct msm_vidc_capability *capability = NULL; |
| 1139 | |
| 1140 | if (!inst || !fsize) { |
| 1141 | dprintk(VIDC_ERR, "%s: invalid parameter: %pK %pK\n", |
| 1142 | __func__, inst, fsize); |
| 1143 | return -EINVAL; |
| 1144 | } |
| 1145 | if (!inst->core) |
| 1146 | return -EINVAL; |
| 1147 | |
| 1148 | capability = &inst->capability; |
| 1149 | fsize->type = V4L2_FRMSIZE_TYPE_STEPWISE; |
| 1150 | fsize->stepwise.min_width = capability->width.min; |
| 1151 | fsize->stepwise.max_width = capability->width.max; |
| 1152 | fsize->stepwise.step_width = capability->width.step_size; |
| 1153 | fsize->stepwise.min_height = capability->height.min; |
| 1154 | fsize->stepwise.max_height = capability->height.max; |
| 1155 | fsize->stepwise.step_height = capability->height.step_size; |
| 1156 | return 0; |
| 1157 | } |
| 1158 | EXPORT_SYMBOL(msm_vidc_enum_framesizes); |
| 1159 | |
| 1160 | static void *vidc_get_userptr(struct device *dev, unsigned long vaddr, |
| 1161 | unsigned long size, enum dma_data_direction dma_dir) |
| 1162 | { |
| 1163 | return (void *)0xdeadbeef; |
| 1164 | } |
| 1165 | |
| 1166 | static void vidc_put_userptr(void *buf_priv) |
| 1167 | { |
| 1168 | } |
| 1169 | |
| 1170 | static const struct vb2_mem_ops msm_vidc_vb2_mem_ops = { |
| 1171 | .get_userptr = vidc_get_userptr, |
| 1172 | .put_userptr = vidc_put_userptr, |
| 1173 | }; |
| 1174 | |
Praneeth Paladugu | defea4e | 2017-02-09 23:44:08 -0800 | [diff] [blame] | 1175 | static void msm_vidc_cleanup_buffer(struct vb2_buffer *vb) |
| 1176 | { |
| 1177 | int rc = 0; |
| 1178 | struct buf_queue *q = NULL; |
| 1179 | struct msm_vidc_inst *inst = NULL; |
| 1180 | |
| 1181 | if (!vb) { |
| 1182 | dprintk(VIDC_ERR, "%s : Invalid vb pointer %pK", |
| 1183 | __func__, vb); |
| 1184 | return; |
| 1185 | } |
| 1186 | |
| 1187 | inst = vb2_get_drv_priv(vb->vb2_queue); |
| 1188 | if (!inst) { |
| 1189 | dprintk(VIDC_ERR, "%s : Invalid inst pointer", |
| 1190 | __func__); |
| 1191 | return; |
| 1192 | } |
| 1193 | |
| 1194 | q = msm_comm_get_vb2q(inst, vb->type); |
| 1195 | if (!q) { |
| 1196 | dprintk(VIDC_ERR, |
| 1197 | "%s : Failed to find buffer queue for type = %d\n", |
| 1198 | __func__, vb->type); |
| 1199 | return; |
| 1200 | } |
| 1201 | |
| 1202 | if (q->vb2_bufq.streaming) { |
| 1203 | dprintk(VIDC_DBG, "%d PORT is streaming\n", |
| 1204 | vb->type); |
| 1205 | return; |
| 1206 | } |
| 1207 | |
Praneeth Paladugu | ceec6d8 | 2016-12-21 15:09:57 -0800 | [diff] [blame] | 1208 | rc = msm_vidc_release_buffer(inst, vb->type, vb->index); |
Praneeth Paladugu | defea4e | 2017-02-09 23:44:08 -0800 | [diff] [blame] | 1209 | if (rc) |
| 1210 | dprintk(VIDC_ERR, "%s : Failed to release buffers : %d\n", |
| 1211 | __func__, rc); |
| 1212 | } |
| 1213 | |
| 1214 | static int set_buffer_count(struct msm_vidc_inst *inst, |
| 1215 | int host_count, int act_count, enum hal_buffer type) |
| 1216 | { |
| 1217 | int rc = 0; |
| 1218 | struct hfi_device *hdev; |
| 1219 | struct hal_buffer_count_actual buf_count; |
| 1220 | |
| 1221 | hdev = inst->core->device; |
| 1222 | |
| 1223 | buf_count.buffer_type = type; |
| 1224 | buf_count.buffer_count_actual = act_count; |
| 1225 | buf_count.buffer_count_min_host = host_count; |
Praneeth Paladugu | 13c9096 | 2017-04-24 13:15:28 -0700 | [diff] [blame] | 1226 | dprintk(VIDC_DBG, "%s : Act count = %d Host count = %d\n", |
| 1227 | __func__, act_count, host_count); |
Praneeth Paladugu | defea4e | 2017-02-09 23:44:08 -0800 | [diff] [blame] | 1228 | rc = call_hfi_op(hdev, session_set_property, |
| 1229 | inst->session, HAL_PARAM_BUFFER_COUNT_ACTUAL, &buf_count); |
| 1230 | if (rc) |
| 1231 | dprintk(VIDC_ERR, |
| 1232 | "Failed to set actual buffer count %d for buffer type %d\n", |
| 1233 | act_count, type); |
| 1234 | return rc; |
| 1235 | } |
| 1236 | |
| 1237 | static int msm_vidc_queue_setup(struct vb2_queue *q, |
| 1238 | unsigned int *num_buffers, unsigned int *num_planes, |
| 1239 | unsigned int sizes[], struct device *alloc_devs[]) |
| 1240 | { |
| 1241 | struct msm_vidc_inst *inst; |
| 1242 | int i, rc = 0; |
| 1243 | struct hal_buffer_requirements *bufreq; |
| 1244 | enum hal_buffer buffer_type; |
| 1245 | |
| 1246 | if (!q || !num_buffers || !num_planes |
| 1247 | || !sizes || !q->drv_priv) { |
| 1248 | dprintk(VIDC_ERR, "Invalid input, q = %pK, %pK, %pK\n", |
| 1249 | q, num_buffers, num_planes); |
| 1250 | return -EINVAL; |
| 1251 | } |
| 1252 | inst = q->drv_priv; |
| 1253 | |
| 1254 | if (!inst || !inst->core || !inst->core->device) { |
| 1255 | dprintk(VIDC_ERR, "%s invalid parameters\n", __func__); |
| 1256 | return -EINVAL; |
| 1257 | } |
| 1258 | |
| 1259 | switch (q->type) { |
| 1260 | case V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE: { |
| 1261 | bufreq = get_buff_req_buffer(inst, |
| 1262 | HAL_BUFFER_INPUT); |
| 1263 | if (!bufreq) { |
| 1264 | dprintk(VIDC_ERR, |
| 1265 | "Failed : No buffer requirements : %x\n", |
| 1266 | HAL_BUFFER_INPUT); |
| 1267 | return -EINVAL; |
| 1268 | } |
Praneeth Paladugu | 1f9d1d9 | 2017-04-11 10:36:16 -0700 | [diff] [blame] | 1269 | if (*num_buffers < bufreq->buffer_count_min_host) { |
Praneeth Paladugu | defea4e | 2017-02-09 23:44:08 -0800 | [diff] [blame] | 1270 | dprintk(VIDC_ERR, |
| 1271 | "Invalid parameters : Req = %d Act = %d\n", |
Praneeth Paladugu | 1f9d1d9 | 2017-04-11 10:36:16 -0700 | [diff] [blame] | 1272 | *num_buffers, bufreq->buffer_count_min_host); |
Praneeth Paladugu | defea4e | 2017-02-09 23:44:08 -0800 | [diff] [blame] | 1273 | return -EINVAL; |
| 1274 | } |
| 1275 | *num_planes = inst->bufq[OUTPUT_PORT].num_planes; |
| 1276 | if (*num_buffers < MIN_NUM_OUTPUT_BUFFERS || |
| 1277 | *num_buffers > MAX_NUM_OUTPUT_BUFFERS) |
Praneeth Paladugu | 1f9d1d9 | 2017-04-11 10:36:16 -0700 | [diff] [blame] | 1278 | bufreq->buffer_count_actual = *num_buffers = |
| 1279 | MIN_NUM_OUTPUT_BUFFERS; |
Praneeth Paladugu | defea4e | 2017-02-09 23:44:08 -0800 | [diff] [blame] | 1280 | for (i = 0; i < *num_planes; i++) |
| 1281 | sizes[i] = inst->bufq[OUTPUT_PORT].plane_sizes[i]; |
| 1282 | |
| 1283 | bufreq->buffer_count_actual = *num_buffers; |
Praneeth Paladugu | 1f9d1d9 | 2017-04-11 10:36:16 -0700 | [diff] [blame] | 1284 | rc = set_buffer_count(inst, bufreq->buffer_count_actual, |
Praneeth Paladugu | defea4e | 2017-02-09 23:44:08 -0800 | [diff] [blame] | 1285 | *num_buffers, HAL_BUFFER_INPUT); |
| 1286 | } |
| 1287 | |
| 1288 | break; |
| 1289 | case V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE: { |
| 1290 | buffer_type = msm_comm_get_hal_output_buffer(inst); |
| 1291 | bufreq = get_buff_req_buffer(inst, |
| 1292 | buffer_type); |
| 1293 | if (!bufreq) { |
| 1294 | dprintk(VIDC_ERR, |
| 1295 | "Failed : No buffer requirements : %x\n", |
| 1296 | buffer_type); |
| 1297 | return -EINVAL; |
| 1298 | } |
Praneeth Paladugu | 1f9d1d9 | 2017-04-11 10:36:16 -0700 | [diff] [blame] | 1299 | if (inst->session_type != MSM_VIDC_DECODER && |
| 1300 | inst->state > MSM_VIDC_LOAD_RESOURCES_DONE) { |
| 1301 | if (*num_buffers < bufreq->buffer_count_min_host) { |
| 1302 | dprintk(VIDC_ERR, |
| 1303 | "Invalid parameters : Req = %d Act = %d\n", |
| 1304 | *num_buffers, |
| 1305 | bufreq->buffer_count_min_host); |
| 1306 | return -EINVAL; |
| 1307 | } |
Praneeth Paladugu | defea4e | 2017-02-09 23:44:08 -0800 | [diff] [blame] | 1308 | } |
| 1309 | *num_planes = inst->bufq[CAPTURE_PORT].num_planes; |
| 1310 | if (*num_buffers < MIN_NUM_CAPTURE_BUFFERS || |
| 1311 | *num_buffers > MAX_NUM_CAPTURE_BUFFERS) |
Praneeth Paladugu | 1f9d1d9 | 2017-04-11 10:36:16 -0700 | [diff] [blame] | 1312 | bufreq->buffer_count_actual = *num_buffers = |
| 1313 | MIN_NUM_CAPTURE_BUFFERS; |
Praneeth Paladugu | defea4e | 2017-02-09 23:44:08 -0800 | [diff] [blame] | 1314 | |
| 1315 | for (i = 0; i < *num_planes; i++) |
| 1316 | sizes[i] = inst->bufq[CAPTURE_PORT].plane_sizes[i]; |
| 1317 | |
| 1318 | bufreq->buffer_count_actual = *num_buffers; |
Praneeth Paladugu | 1f9d1d9 | 2017-04-11 10:36:16 -0700 | [diff] [blame] | 1319 | rc = set_buffer_count(inst, bufreq->buffer_count_actual, |
Praneeth Paladugu | defea4e | 2017-02-09 23:44:08 -0800 | [diff] [blame] | 1320 | *num_buffers, buffer_type); |
| 1321 | } |
| 1322 | break; |
| 1323 | default: |
| 1324 | dprintk(VIDC_ERR, "Invalid q type = %d\n", q->type); |
| 1325 | rc = -EINVAL; |
| 1326 | break; |
| 1327 | } |
| 1328 | return rc; |
| 1329 | } |
| 1330 | |
Praneeth Paladugu | defea4e | 2017-02-09 23:44:08 -0800 | [diff] [blame] | 1331 | static inline int msm_vidc_verify_buffer_counts(struct msm_vidc_inst *inst) |
| 1332 | { |
| 1333 | int rc = 0, i = 0; |
| 1334 | |
Praneeth Paladugu | 1f9d1d9 | 2017-04-11 10:36:16 -0700 | [diff] [blame] | 1335 | /* For decoder No need to sanity till LOAD_RESOURCES */ |
| 1336 | if (inst->session_type == MSM_VIDC_DECODER && |
| 1337 | inst->state < MSM_VIDC_LOAD_RESOURCES_DONE) { |
| 1338 | dprintk(VIDC_DBG, |
| 1339 | "No need to verify buffer counts : %pK\n", inst); |
| 1340 | return 0; |
| 1341 | } |
| 1342 | |
Praneeth Paladugu | defea4e | 2017-02-09 23:44:08 -0800 | [diff] [blame] | 1343 | for (i = 0; i < HAL_BUFFER_MAX; i++) { |
| 1344 | struct hal_buffer_requirements *req = &inst->buff_req.buffer[i]; |
| 1345 | |
Praneeth Paladugu | 1f9d1d9 | 2017-04-11 10:36:16 -0700 | [diff] [blame] | 1346 | if (req && (msm_comm_get_hal_output_buffer(inst) == |
| 1347 | req->buffer_type)) { |
| 1348 | dprintk(VIDC_DBG, "Verifying Buffer : %d\n", |
| 1349 | req->buffer_type); |
| 1350 | if (req->buffer_count_actual < |
| 1351 | req->buffer_count_min_host || |
| 1352 | req->buffer_count_min_host < |
| 1353 | req->buffer_count_min) { |
| 1354 | |
| 1355 | dprintk(VIDC_ERR, |
| 1356 | "Invalid data : Counts mismatch\n"); |
| 1357 | dprintk(VIDC_ERR, |
| 1358 | "Min Count = %d ", |
| 1359 | req->buffer_count_min); |
| 1360 | dprintk(VIDC_ERR, |
| 1361 | "Min Host Count = %d ", |
| 1362 | req->buffer_count_min_host); |
| 1363 | dprintk(VIDC_ERR, |
| 1364 | "Min Actual Count = %d\n", |
| 1365 | req->buffer_count_actual); |
| 1366 | rc = -EINVAL; |
| 1367 | break; |
| 1368 | } |
Praneeth Paladugu | defea4e | 2017-02-09 23:44:08 -0800 | [diff] [blame] | 1369 | } |
| 1370 | } |
| 1371 | return rc; |
| 1372 | } |
| 1373 | |
| 1374 | static inline int start_streaming(struct msm_vidc_inst *inst) |
| 1375 | { |
| 1376 | int rc = 0; |
| 1377 | struct hfi_device *hdev; |
| 1378 | struct hal_buffer_size_minimum b; |
| 1379 | struct vb2_buf_entry *temp, *next; |
| 1380 | |
| 1381 | hdev = inst->core->device; |
| 1382 | |
| 1383 | /* Check if current session is under HW capability */ |
| 1384 | rc = msm_vidc_check_session_supported(inst); |
| 1385 | if (rc) { |
| 1386 | dprintk(VIDC_ERR, |
| 1387 | "This session is not supported %pK\n", inst); |
| 1388 | goto fail_start; |
| 1389 | } |
| 1390 | |
Praneeth Paladugu | 238977b | 2016-12-06 12:51:26 -0800 | [diff] [blame] | 1391 | /* Decide work mode for current session */ |
| 1392 | rc = msm_vidc_decide_work_mode(inst); |
| 1393 | if (rc) { |
| 1394 | dprintk(VIDC_ERR, |
| 1395 | "Failed to decide work mode for session %pK\n", inst); |
| 1396 | goto fail_start; |
| 1397 | } |
| 1398 | |
Praneeth Paladugu | defea4e | 2017-02-09 23:44:08 -0800 | [diff] [blame] | 1399 | /* Assign Core and LP mode for current session */ |
| 1400 | rc = msm_vidc_decide_core_and_power_mode(inst); |
| 1401 | if (rc) { |
| 1402 | dprintk(VIDC_ERR, |
Praneeth Paladugu | 238977b | 2016-12-06 12:51:26 -0800 | [diff] [blame] | 1403 | "This session can't be submitted to HW %pK\n", inst); |
Praneeth Paladugu | defea4e | 2017-02-09 23:44:08 -0800 | [diff] [blame] | 1404 | goto fail_start; |
| 1405 | } |
| 1406 | |
Praneeth Paladugu | defea4e | 2017-02-09 23:44:08 -0800 | [diff] [blame] | 1407 | if (msm_comm_get_stream_output_mode(inst) == |
| 1408 | HAL_VIDEO_DECODER_SECONDARY) { |
| 1409 | b.buffer_type = HAL_BUFFER_OUTPUT2; |
| 1410 | } else { |
| 1411 | b.buffer_type = HAL_BUFFER_OUTPUT; |
| 1412 | } |
| 1413 | |
| 1414 | b.buffer_size = inst->bufq[CAPTURE_PORT].plane_sizes[0]; |
| 1415 | rc = call_hfi_op(hdev, session_set_property, |
| 1416 | inst->session, HAL_PARAM_BUFFER_SIZE_MINIMUM, |
| 1417 | &b); |
| 1418 | |
| 1419 | rc = msm_comm_try_get_bufreqs(inst); |
| 1420 | |
Praneeth Paladugu | 238977b | 2016-12-06 12:51:26 -0800 | [diff] [blame] | 1421 | /* Verify if buffer counts are correct */ |
Praneeth Paladugu | defea4e | 2017-02-09 23:44:08 -0800 | [diff] [blame] | 1422 | rc = msm_vidc_verify_buffer_counts(inst); |
| 1423 | if (rc) { |
| 1424 | dprintk(VIDC_ERR, |
| 1425 | "This session has mis-match buffer counts%pK\n", inst); |
| 1426 | goto fail_start; |
| 1427 | } |
| 1428 | |
| 1429 | rc = msm_comm_set_scratch_buffers(inst); |
| 1430 | if (rc) { |
| 1431 | dprintk(VIDC_ERR, |
| 1432 | "Failed to set scratch buffers: %d\n", rc); |
| 1433 | goto fail_start; |
| 1434 | } |
| 1435 | rc = msm_comm_set_persist_buffers(inst); |
| 1436 | if (rc) { |
| 1437 | dprintk(VIDC_ERR, |
| 1438 | "Failed to set persist buffers: %d\n", rc); |
| 1439 | goto fail_start; |
| 1440 | } |
| 1441 | |
| 1442 | if (msm_comm_get_stream_output_mode(inst) == |
| 1443 | HAL_VIDEO_DECODER_SECONDARY) { |
| 1444 | rc = msm_comm_set_output_buffers(inst); |
| 1445 | if (rc) { |
| 1446 | dprintk(VIDC_ERR, |
| 1447 | "Failed to set output buffers: %d\n", rc); |
| 1448 | goto fail_start; |
| 1449 | } |
| 1450 | } |
| 1451 | |
Shivendra Kakrania | c1f60e0 | 2017-04-13 00:07:26 -0700 | [diff] [blame^] | 1452 | msm_comm_set_use_sys_cache(inst); |
| 1453 | |
Praneeth Paladugu | defea4e | 2017-02-09 23:44:08 -0800 | [diff] [blame] | 1454 | /* |
| 1455 | * For seq_changed_insufficient, driver should set session_continue |
| 1456 | * to firmware after the following sequence |
| 1457 | * - driver raises insufficient event to v4l2 client |
| 1458 | * - all output buffers have been flushed and freed |
| 1459 | * - v4l2 client queries buffer requirements and splits/combines OPB-DPB |
| 1460 | * - v4l2 client sets new set of buffers to firmware |
| 1461 | * - v4l2 client issues CONTINUE to firmware to resume decoding of |
| 1462 | * submitted ETBs. |
| 1463 | */ |
Umesh Pandey | bb3fad0 | 2017-03-31 16:49:42 -0700 | [diff] [blame] | 1464 | rc = msm_comm_session_continue(inst); |
| 1465 | if (rc) |
| 1466 | goto fail_start; |
Praneeth Paladugu | defea4e | 2017-02-09 23:44:08 -0800 | [diff] [blame] | 1467 | |
| 1468 | msm_comm_scale_clocks_and_bus(inst); |
| 1469 | |
| 1470 | rc = msm_comm_try_state(inst, MSM_VIDC_START_DONE); |
| 1471 | if (rc) { |
| 1472 | dprintk(VIDC_ERR, |
| 1473 | "Failed to move inst: %pK to start done state\n", inst); |
| 1474 | goto fail_start; |
| 1475 | } |
Praneeth Paladugu | e5fd087 | 2017-04-19 11:24:28 -0700 | [diff] [blame] | 1476 | |
| 1477 | msm_clock_data_reset(inst); |
| 1478 | |
Praneeth Paladugu | defea4e | 2017-02-09 23:44:08 -0800 | [diff] [blame] | 1479 | if (msm_comm_get_stream_output_mode(inst) == |
| 1480 | HAL_VIDEO_DECODER_SECONDARY) { |
| 1481 | rc = msm_comm_queue_output_buffers(inst); |
| 1482 | if (rc) { |
| 1483 | dprintk(VIDC_ERR, |
| 1484 | "Failed to queue output buffers: %d\n", rc); |
| 1485 | goto fail_start; |
| 1486 | } |
| 1487 | } |
| 1488 | |
| 1489 | fail_start: |
| 1490 | if (rc) { |
| 1491 | mutex_lock(&inst->pendingq.lock); |
| 1492 | list_for_each_entry_safe(temp, next, &inst->pendingq.list, |
| 1493 | list) { |
| 1494 | vb2_buffer_done(temp->vb, |
| 1495 | VB2_BUF_STATE_QUEUED); |
| 1496 | list_del(&temp->list); |
| 1497 | kfree(temp); |
| 1498 | } |
| 1499 | mutex_unlock(&inst->pendingq.lock); |
| 1500 | } |
| 1501 | return rc; |
| 1502 | } |
| 1503 | |
Praneeth Paladugu | defea4e | 2017-02-09 23:44:08 -0800 | [diff] [blame] | 1504 | static int msm_vidc_start_streaming(struct vb2_queue *q, unsigned int count) |
| 1505 | { |
| 1506 | struct msm_vidc_inst *inst; |
| 1507 | int rc = 0; |
| 1508 | struct hfi_device *hdev; |
| 1509 | |
| 1510 | if (!q || !q->drv_priv) { |
| 1511 | dprintk(VIDC_ERR, "Invalid input, q = %pK\n", q); |
| 1512 | return -EINVAL; |
| 1513 | } |
| 1514 | inst = q->drv_priv; |
| 1515 | if (!inst || !inst->core || !inst->core->device) { |
| 1516 | dprintk(VIDC_ERR, "%s invalid parameters\n", __func__); |
| 1517 | return -EINVAL; |
| 1518 | } |
| 1519 | hdev = inst->core->device; |
| 1520 | dprintk(VIDC_DBG, "Streamon called on: %d capability for inst: %pK\n", |
| 1521 | q->type, inst); |
| 1522 | switch (q->type) { |
| 1523 | case V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE: |
| 1524 | if (inst->bufq[CAPTURE_PORT].vb2_bufq.streaming) |
| 1525 | rc = start_streaming(inst); |
| 1526 | break; |
| 1527 | case V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE: |
| 1528 | if (inst->bufq[OUTPUT_PORT].vb2_bufq.streaming) |
| 1529 | rc = start_streaming(inst); |
| 1530 | break; |
| 1531 | default: |
| 1532 | dprintk(VIDC_ERR, "Queue type is not supported: %d\n", q->type); |
| 1533 | rc = -EINVAL; |
| 1534 | goto stream_start_failed; |
| 1535 | } |
| 1536 | if (rc) { |
| 1537 | dprintk(VIDC_ERR, |
| 1538 | "Streamon failed on: %d capability for inst: %pK\n", |
| 1539 | q->type, inst); |
| 1540 | goto stream_start_failed; |
| 1541 | } |
| 1542 | |
| 1543 | rc = msm_comm_qbuf(inst, NULL); |
| 1544 | if (rc) { |
| 1545 | dprintk(VIDC_ERR, |
| 1546 | "Failed to commit buffers queued before STREAM_ON to hardware: %d\n", |
| 1547 | rc); |
| 1548 | goto stream_start_failed; |
| 1549 | } |
| 1550 | |
| 1551 | stream_start_failed: |
| 1552 | return rc; |
| 1553 | } |
| 1554 | |
| 1555 | static inline int stop_streaming(struct msm_vidc_inst *inst) |
| 1556 | { |
| 1557 | int rc = 0; |
| 1558 | |
| 1559 | rc = msm_comm_try_state(inst, MSM_VIDC_RELEASE_RESOURCES_DONE); |
| 1560 | if (rc) |
| 1561 | dprintk(VIDC_ERR, |
| 1562 | "Failed to move inst: %pK to state %d\n", |
| 1563 | inst, MSM_VIDC_RELEASE_RESOURCES_DONE); |
Praneeth Paladugu | e5fd087 | 2017-04-19 11:24:28 -0700 | [diff] [blame] | 1564 | |
| 1565 | msm_clock_data_reset(inst); |
| 1566 | |
Praneeth Paladugu | defea4e | 2017-02-09 23:44:08 -0800 | [diff] [blame] | 1567 | return rc; |
| 1568 | } |
| 1569 | |
| 1570 | static void msm_vidc_stop_streaming(struct vb2_queue *q) |
| 1571 | { |
| 1572 | struct msm_vidc_inst *inst; |
| 1573 | int rc = 0; |
| 1574 | |
| 1575 | if (!q || !q->drv_priv) { |
| 1576 | dprintk(VIDC_ERR, "Invalid input, q = %pK\n", q); |
| 1577 | return; |
| 1578 | } |
| 1579 | |
| 1580 | inst = q->drv_priv; |
| 1581 | dprintk(VIDC_DBG, "Streamoff called on: %d capability\n", q->type); |
| 1582 | switch (q->type) { |
| 1583 | case V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE: |
| 1584 | if (!inst->bufq[CAPTURE_PORT].vb2_bufq.streaming) |
| 1585 | rc = stop_streaming(inst); |
| 1586 | break; |
| 1587 | case V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE: |
| 1588 | if (!inst->bufq[OUTPUT_PORT].vb2_bufq.streaming) |
| 1589 | rc = stop_streaming(inst); |
| 1590 | break; |
| 1591 | default: |
| 1592 | dprintk(VIDC_ERR, |
| 1593 | "Q-type is not supported: %d\n", q->type); |
| 1594 | rc = -EINVAL; |
| 1595 | break; |
| 1596 | } |
| 1597 | |
| 1598 | msm_comm_scale_clocks_and_bus(inst); |
| 1599 | |
| 1600 | if (rc) |
| 1601 | dprintk(VIDC_ERR, |
| 1602 | "Failed STOP Streaming inst = %pK on cap = %d\n", |
| 1603 | inst, q->type); |
| 1604 | } |
| 1605 | |
| 1606 | static void msm_vidc_buf_queue(struct vb2_buffer *vb) |
| 1607 | { |
| 1608 | int rc = msm_comm_qbuf(vb2_get_drv_priv(vb->vb2_queue), vb); |
| 1609 | |
| 1610 | if (rc) |
| 1611 | dprintk(VIDC_ERR, "Failed to queue buffer: %d\n", rc); |
| 1612 | } |
| 1613 | |
| 1614 | static const struct vb2_ops msm_vidc_vb2q_ops = { |
| 1615 | .queue_setup = msm_vidc_queue_setup, |
| 1616 | .start_streaming = msm_vidc_start_streaming, |
| 1617 | .buf_queue = msm_vidc_buf_queue, |
| 1618 | .buf_cleanup = msm_vidc_cleanup_buffer, |
| 1619 | .stop_streaming = msm_vidc_stop_streaming, |
| 1620 | }; |
| 1621 | |
Praneeth Paladugu | 6e6fbdb | 2017-01-16 15:43:01 -0800 | [diff] [blame] | 1622 | static inline int vb2_bufq_init(struct msm_vidc_inst *inst, |
| 1623 | enum v4l2_buf_type type, enum session_type sess) |
| 1624 | { |
| 1625 | struct vb2_queue *q = NULL; |
| 1626 | |
| 1627 | if (type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) { |
| 1628 | q = &inst->bufq[CAPTURE_PORT].vb2_bufq; |
| 1629 | } else if (type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) { |
| 1630 | q = &inst->bufq[OUTPUT_PORT].vb2_bufq; |
| 1631 | } else { |
| 1632 | dprintk(VIDC_ERR, "buf_type = %d not recognised\n", type); |
| 1633 | return -EINVAL; |
| 1634 | } |
| 1635 | |
| 1636 | q->type = type; |
| 1637 | q->io_modes = VB2_MMAP | VB2_USERPTR; |
| 1638 | q->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_COPY; |
Praneeth Paladugu | defea4e | 2017-02-09 23:44:08 -0800 | [diff] [blame] | 1639 | q->ops = &msm_vidc_vb2q_ops; |
Praneeth Paladugu | 6e6fbdb | 2017-01-16 15:43:01 -0800 | [diff] [blame] | 1640 | |
Praneeth Paladugu | 6e6fbdb | 2017-01-16 15:43:01 -0800 | [diff] [blame] | 1641 | q->mem_ops = &msm_vidc_vb2_mem_ops; |
| 1642 | q->drv_priv = inst; |
| 1643 | q->allow_zero_bytesused = 1; |
Vaibhav Deshu Venkatesh | 362d092 | 2017-03-02 14:16:11 -0800 | [diff] [blame] | 1644 | q->copy_timestamp = 1; |
Praneeth Paladugu | 6e6fbdb | 2017-01-16 15:43:01 -0800 | [diff] [blame] | 1645 | return vb2_queue_init(q); |
| 1646 | } |
| 1647 | |
| 1648 | static int setup_event_queue(void *inst, |
| 1649 | struct video_device *pvdev) |
| 1650 | { |
| 1651 | int rc = 0; |
| 1652 | struct msm_vidc_inst *vidc_inst = (struct msm_vidc_inst *)inst; |
| 1653 | |
| 1654 | v4l2_fh_init(&vidc_inst->event_handler, pvdev); |
| 1655 | v4l2_fh_add(&vidc_inst->event_handler); |
| 1656 | |
| 1657 | return rc; |
| 1658 | } |
| 1659 | |
| 1660 | int msm_vidc_subscribe_event(void *inst, |
| 1661 | const struct v4l2_event_subscription *sub) |
| 1662 | { |
| 1663 | int rc = 0; |
| 1664 | struct msm_vidc_inst *vidc_inst = (struct msm_vidc_inst *)inst; |
| 1665 | |
| 1666 | if (!inst || !sub) |
| 1667 | return -EINVAL; |
| 1668 | |
| 1669 | rc = v4l2_event_subscribe(&vidc_inst->event_handler, |
| 1670 | sub, MAX_EVENTS, NULL); |
| 1671 | return rc; |
| 1672 | } |
| 1673 | EXPORT_SYMBOL(msm_vidc_subscribe_event); |
| 1674 | |
| 1675 | int msm_vidc_unsubscribe_event(void *inst, |
| 1676 | const struct v4l2_event_subscription *sub) |
| 1677 | { |
| 1678 | int rc = 0; |
| 1679 | struct msm_vidc_inst *vidc_inst = (struct msm_vidc_inst *)inst; |
| 1680 | |
| 1681 | if (!inst || !sub) |
| 1682 | return -EINVAL; |
| 1683 | |
| 1684 | rc = v4l2_event_unsubscribe(&vidc_inst->event_handler, sub); |
| 1685 | return rc; |
| 1686 | } |
| 1687 | EXPORT_SYMBOL(msm_vidc_unsubscribe_event); |
| 1688 | |
| 1689 | int msm_vidc_dqevent(void *inst, struct v4l2_event *event) |
| 1690 | { |
| 1691 | int rc = 0; |
| 1692 | struct msm_vidc_inst *vidc_inst = (struct msm_vidc_inst *)inst; |
| 1693 | |
| 1694 | if (!inst || !event) |
| 1695 | return -EINVAL; |
| 1696 | |
| 1697 | rc = v4l2_event_dequeue(&vidc_inst->event_handler, event, false); |
| 1698 | return rc; |
| 1699 | } |
| 1700 | EXPORT_SYMBOL(msm_vidc_dqevent); |
| 1701 | |
| 1702 | static bool msm_vidc_check_for_inst_overload(struct msm_vidc_core *core) |
| 1703 | { |
| 1704 | u32 instance_count = 0; |
| 1705 | u32 secure_instance_count = 0; |
| 1706 | struct msm_vidc_inst *inst = NULL; |
| 1707 | bool overload = false; |
| 1708 | |
| 1709 | mutex_lock(&core->lock); |
| 1710 | list_for_each_entry(inst, &core->instances, list) { |
| 1711 | instance_count++; |
| 1712 | /* This flag is not updated yet for the current instance */ |
| 1713 | if (inst->flags & VIDC_SECURE) |
| 1714 | secure_instance_count++; |
| 1715 | } |
| 1716 | mutex_unlock(&core->lock); |
| 1717 | |
| 1718 | /* Instance count includes current instance as well. */ |
| 1719 | |
| 1720 | if ((instance_count > core->resources.max_inst_count) || |
| 1721 | (secure_instance_count > core->resources.max_secure_inst_count)) |
| 1722 | overload = true; |
| 1723 | return overload; |
| 1724 | } |
| 1725 | |
Praneeth Paladugu | be42cb2 | 2016-04-12 22:34:39 -0700 | [diff] [blame] | 1726 | static int msm_vidc_try_set_ctrl(void *instance, struct v4l2_ctrl *ctrl) |
| 1727 | { |
| 1728 | struct msm_vidc_inst *inst = instance; |
| 1729 | |
| 1730 | if (inst->session_type == MSM_VIDC_DECODER) |
| 1731 | return msm_vdec_s_ctrl(instance, ctrl); |
| 1732 | else if (inst->session_type == MSM_VIDC_ENCODER) |
| 1733 | return msm_venc_s_ctrl(instance, ctrl); |
| 1734 | return -EINVAL; |
| 1735 | } |
| 1736 | |
| 1737 | static int msm_vidc_op_s_ctrl(struct v4l2_ctrl *ctrl) |
| 1738 | { |
| 1739 | |
| 1740 | int rc = 0, c = 0; |
| 1741 | struct msm_vidc_inst *inst; |
| 1742 | |
| 1743 | if (!ctrl) { |
| 1744 | dprintk(VIDC_ERR, "%s invalid parameters for ctrl\n", __func__); |
| 1745 | return -EINVAL; |
| 1746 | } |
| 1747 | |
| 1748 | inst = container_of(ctrl->handler, |
| 1749 | struct msm_vidc_inst, ctrl_handler); |
| 1750 | if (!inst) { |
| 1751 | dprintk(VIDC_ERR, "%s invalid parameters for inst\n", __func__); |
| 1752 | return -EINVAL; |
| 1753 | } |
| 1754 | |
| 1755 | for (c = 0; c < ctrl->ncontrols; ++c) { |
| 1756 | if (ctrl->cluster[c]->is_new) { |
| 1757 | rc = msm_vidc_try_set_ctrl(inst, ctrl->cluster[c]); |
| 1758 | if (rc) { |
| 1759 | dprintk(VIDC_ERR, "Failed setting %x\n", |
| 1760 | ctrl->cluster[c]->id); |
| 1761 | break; |
| 1762 | } |
| 1763 | } |
| 1764 | } |
| 1765 | if (rc) |
| 1766 | dprintk(VIDC_ERR, "Failed setting control: Inst = %pK (%s)\n", |
| 1767 | inst, v4l2_ctrl_get_name(ctrl->id)); |
| 1768 | return rc; |
| 1769 | } |
| 1770 | |
Praneeth Paladugu | defea4e | 2017-02-09 23:44:08 -0800 | [diff] [blame] | 1771 | static int set_actual_buffer_count(struct msm_vidc_inst *inst, |
| 1772 | int count, enum hal_buffer type) |
| 1773 | { |
| 1774 | int rc = 0; |
| 1775 | struct hfi_device *hdev; |
| 1776 | struct hal_buffer_count_actual buf_count; |
| 1777 | |
| 1778 | hdev = inst->core->device; |
| 1779 | |
| 1780 | buf_count.buffer_type = type; |
| 1781 | buf_count.buffer_count_min_host = count; |
| 1782 | buf_count.buffer_count_actual = count; |
| 1783 | rc = call_hfi_op(hdev, session_set_property, |
| 1784 | inst->session, HAL_PARAM_BUFFER_COUNT_ACTUAL, |
| 1785 | &buf_count); |
| 1786 | if (rc) |
| 1787 | dprintk(VIDC_ERR, |
| 1788 | "Failed to set actual count %d for buffer type %d\n", |
| 1789 | count, type); |
| 1790 | return rc; |
| 1791 | } |
| 1792 | |
| 1793 | |
Praneeth Paladugu | 1f9d1d9 | 2017-04-11 10:36:16 -0700 | [diff] [blame] | 1794 | static int msm_vidc_get_count(struct msm_vidc_inst *inst, |
Praneeth Paladugu | defea4e | 2017-02-09 23:44:08 -0800 | [diff] [blame] | 1795 | struct v4l2_ctrl *ctrl) |
| 1796 | { |
| 1797 | int rc = 0; |
| 1798 | struct hal_buffer_requirements *bufreq, *newreq; |
| 1799 | enum hal_buffer buffer_type; |
| 1800 | |
| 1801 | if (ctrl->id == V4L2_CID_MIN_BUFFERS_FOR_OUTPUT) { |
| 1802 | bufreq = get_buff_req_buffer(inst, HAL_BUFFER_INPUT); |
| 1803 | if (!bufreq) { |
| 1804 | dprintk(VIDC_ERR, |
| 1805 | "Failed to find bufreqs for buffer type = %d\n", |
| 1806 | HAL_BUFFER_INPUT); |
| 1807 | return 0; |
| 1808 | } |
| 1809 | if (inst->bufq[OUTPUT_PORT].vb2_bufq.streaming) { |
| 1810 | ctrl->val = bufreq->buffer_count_min_host; |
| 1811 | return 0; |
| 1812 | } |
| 1813 | if (ctrl->val > bufreq->buffer_count_min_host) { |
| 1814 | dprintk(VIDC_DBG, |
Praneeth Paladugu | 1f9d1d9 | 2017-04-11 10:36:16 -0700 | [diff] [blame] | 1815 | "Buffer count Host changed from %d to %d\n", |
| 1816 | bufreq->buffer_count_min_host, |
| 1817 | ctrl->val); |
Praneeth Paladugu | defea4e | 2017-02-09 23:44:08 -0800 | [diff] [blame] | 1818 | bufreq->buffer_count_min_host = ctrl->val; |
Praneeth Paladugu | 1f9d1d9 | 2017-04-11 10:36:16 -0700 | [diff] [blame] | 1819 | } else { |
| 1820 | ctrl->val = bufreq->buffer_count_min_host; |
Praneeth Paladugu | defea4e | 2017-02-09 23:44:08 -0800 | [diff] [blame] | 1821 | } |
Praneeth Paladugu | 1f9d1d9 | 2017-04-11 10:36:16 -0700 | [diff] [blame] | 1822 | rc = set_actual_buffer_count(inst, |
| 1823 | bufreq->buffer_count_min_host, |
Praneeth Paladugu | defea4e | 2017-02-09 23:44:08 -0800 | [diff] [blame] | 1824 | HAL_BUFFER_INPUT); |
| 1825 | return rc; |
| 1826 | |
| 1827 | } else if (ctrl->id == V4L2_CID_MIN_BUFFERS_FOR_CAPTURE) { |
Praneeth Paladugu | defea4e | 2017-02-09 23:44:08 -0800 | [diff] [blame] | 1828 | |
| 1829 | buffer_type = msm_comm_get_hal_output_buffer(inst); |
| 1830 | bufreq = get_buff_req_buffer(inst, |
| 1831 | buffer_type); |
| 1832 | if (!bufreq) { |
| 1833 | dprintk(VIDC_ERR, |
| 1834 | "Failed to find bufreqs for buffer type = %d\n", |
| 1835 | buffer_type); |
| 1836 | return 0; |
| 1837 | } |
| 1838 | if (inst->bufq[CAPTURE_PORT].vb2_bufq.streaming) { |
| 1839 | if (ctrl->val != bufreq->buffer_count_min_host) |
| 1840 | return -EINVAL; |
| 1841 | else |
| 1842 | return 0; |
| 1843 | } |
Praneeth Paladugu | 1f9d1d9 | 2017-04-11 10:36:16 -0700 | [diff] [blame] | 1844 | |
Praneeth Paladugu | defea4e | 2017-02-09 23:44:08 -0800 | [diff] [blame] | 1845 | |
| 1846 | if (inst->in_reconfig) { |
| 1847 | rc = msm_comm_try_get_bufreqs(inst); |
| 1848 | newreq = get_buff_req_buffer(inst, |
| 1849 | buffer_type); |
| 1850 | if (!newreq) { |
| 1851 | dprintk(VIDC_ERR, |
| 1852 | "Failed to find new bufreqs = %d\n", |
| 1853 | buffer_type); |
| 1854 | return 0; |
| 1855 | } |
Praneeth Paladugu | 1f9d1d9 | 2017-04-11 10:36:16 -0700 | [diff] [blame] | 1856 | ctrl->val = newreq->buffer_count_min; |
Praneeth Paladugu | defea4e | 2017-02-09 23:44:08 -0800 | [diff] [blame] | 1857 | } |
Praneeth Paladugu | 1f9d1d9 | 2017-04-11 10:36:16 -0700 | [diff] [blame] | 1858 | if (inst->session_type == MSM_VIDC_DECODER && |
| 1859 | !inst->in_reconfig && |
Praneeth Paladugu | defea4e | 2017-02-09 23:44:08 -0800 | [diff] [blame] | 1860 | inst->state < MSM_VIDC_LOAD_RESOURCES_DONE) { |
Praneeth Paladugu | 1f9d1d9 | 2017-04-11 10:36:16 -0700 | [diff] [blame] | 1861 | dprintk(VIDC_DBG, |
| 1862 | "Clients updates Buffer count from %d to %d\n", |
| 1863 | bufreq->buffer_count_min_host, ctrl->val); |
Praneeth Paladugu | defea4e | 2017-02-09 23:44:08 -0800 | [diff] [blame] | 1864 | bufreq->buffer_count_min_host = ctrl->val; |
Praneeth Paladugu | defea4e | 2017-02-09 23:44:08 -0800 | [diff] [blame] | 1865 | } |
Praneeth Paladugu | 1f9d1d9 | 2017-04-11 10:36:16 -0700 | [diff] [blame] | 1866 | if (ctrl->val > bufreq->buffer_count_min_host) { |
| 1867 | dprintk(VIDC_DBG, |
| 1868 | "Buffer count Host changed from %d to %d\n", |
| 1869 | bufreq->buffer_count_min_host, |
| 1870 | ctrl->val); |
| 1871 | bufreq->buffer_count_min_host = ctrl->val; |
| 1872 | } else { |
| 1873 | ctrl->val = bufreq->buffer_count_min_host; |
| 1874 | } |
| 1875 | rc = set_actual_buffer_count(inst, |
| 1876 | bufreq->buffer_count_min_host, |
| 1877 | HAL_BUFFER_OUTPUT); |
Praneeth Paladugu | defea4e | 2017-02-09 23:44:08 -0800 | [diff] [blame] | 1878 | |
| 1879 | return rc; |
| 1880 | } |
| 1881 | return -EINVAL; |
| 1882 | } |
| 1883 | |
Praneeth Paladugu | be42cb2 | 2016-04-12 22:34:39 -0700 | [diff] [blame] | 1884 | static int try_get_ctrl(struct msm_vidc_inst *inst, struct v4l2_ctrl *ctrl) |
| 1885 | { |
Praneeth Paladugu | defea4e | 2017-02-09 23:44:08 -0800 | [diff] [blame] | 1886 | int rc = 0; |
Praneeth Paladugu | 13c9096 | 2017-04-24 13:15:28 -0700 | [diff] [blame] | 1887 | struct hal_buffer_requirements *bufreq = NULL; |
| 1888 | enum hal_buffer buffer_type; |
Praneeth Paladugu | defea4e | 2017-02-09 23:44:08 -0800 | [diff] [blame] | 1889 | |
| 1890 | switch (ctrl->id) { |
| 1891 | |
Praneeth Paladugu | defea4e | 2017-02-09 23:44:08 -0800 | [diff] [blame] | 1892 | case V4L2_CID_MPEG_VIDEO_H264_PROFILE: |
Praneeth Paladugu | defea4e | 2017-02-09 23:44:08 -0800 | [diff] [blame] | 1893 | case V4L2_CID_MPEG_VIDC_VIDEO_MPEG2_PROFILE: |
Praneeth Paladugu | 13c9096 | 2017-04-24 13:15:28 -0700 | [diff] [blame] | 1894 | case V4L2_CID_MPEG_VIDC_VIDEO_HEVC_PROFILE: |
Praneeth Paladugu | defea4e | 2017-02-09 23:44:08 -0800 | [diff] [blame] | 1895 | ctrl->val = inst->profile; |
Praneeth Paladugu | 13c9096 | 2017-04-24 13:15:28 -0700 | [diff] [blame] | 1896 | break; |
Praneeth Paladugu | defea4e | 2017-02-09 23:44:08 -0800 | [diff] [blame] | 1897 | |
Praneeth Paladugu | defea4e | 2017-02-09 23:44:08 -0800 | [diff] [blame] | 1898 | case V4L2_CID_MPEG_VIDEO_H264_LEVEL: |
Chinmay Sawarkar | 7f1cc15 | 2017-05-05 18:16:36 -0700 | [diff] [blame] | 1899 | case V4L2_CID_MPEG_VIDC_VIDEO_VP8_PROFILE_LEVEL: |
Praneeth Paladugu | defea4e | 2017-02-09 23:44:08 -0800 | [diff] [blame] | 1900 | case V4L2_CID_MPEG_VIDC_VIDEO_MPEG2_LEVEL: |
Praneeth Paladugu | 13c9096 | 2017-04-24 13:15:28 -0700 | [diff] [blame] | 1901 | case V4L2_CID_MPEG_VIDC_VIDEO_HEVC_TIER_LEVEL: |
Praneeth Paladugu | defea4e | 2017-02-09 23:44:08 -0800 | [diff] [blame] | 1902 | ctrl->val = inst->level; |
Praneeth Paladugu | 13c9096 | 2017-04-24 13:15:28 -0700 | [diff] [blame] | 1903 | break; |
Praneeth Paladugu | defea4e | 2017-02-09 23:44:08 -0800 | [diff] [blame] | 1904 | |
| 1905 | case V4L2_CID_MPEG_VIDEO_H264_ENTROPY_MODE: |
| 1906 | ctrl->val = inst->entropy_mode; |
Praneeth Paladugu | 13c9096 | 2017-04-24 13:15:28 -0700 | [diff] [blame] | 1907 | break; |
Praneeth Paladugu | defea4e | 2017-02-09 23:44:08 -0800 | [diff] [blame] | 1908 | |
| 1909 | case V4L2_CID_MIN_BUFFERS_FOR_CAPTURE: |
Praneeth Paladugu | 13c9096 | 2017-04-24 13:15:28 -0700 | [diff] [blame] | 1910 | if (inst->in_reconfig) |
| 1911 | msm_comm_try_get_bufreqs(inst); |
| 1912 | |
| 1913 | buffer_type = msm_comm_get_hal_output_buffer(inst); |
| 1914 | bufreq = get_buff_req_buffer(inst, |
| 1915 | buffer_type); |
| 1916 | if (!bufreq) { |
| 1917 | dprintk(VIDC_ERR, |
| 1918 | "Failed to find bufreqs for buffer type = %d\n", |
| 1919 | buffer_type); |
| 1920 | return -EINVAL; |
| 1921 | } |
| 1922 | ctrl->val = bufreq->buffer_count_min_host; |
| 1923 | break; |
Praneeth Paladugu | defea4e | 2017-02-09 23:44:08 -0800 | [diff] [blame] | 1924 | case V4L2_CID_MIN_BUFFERS_FOR_OUTPUT: |
Praneeth Paladugu | 13c9096 | 2017-04-24 13:15:28 -0700 | [diff] [blame] | 1925 | bufreq = get_buff_req_buffer(inst, HAL_BUFFER_INPUT); |
| 1926 | if (!bufreq) { |
| 1927 | dprintk(VIDC_ERR, |
| 1928 | "Failed to find bufreqs for buffer type = %d\n", |
| 1929 | HAL_BUFFER_INPUT); |
| 1930 | return -EINVAL; |
| 1931 | } |
| 1932 | ctrl->val = bufreq->buffer_count_min_host; |
Praneeth Paladugu | defea4e | 2017-02-09 23:44:08 -0800 | [diff] [blame] | 1933 | break; |
| 1934 | default: |
| 1935 | /* |
| 1936 | * Other controls aren't really volatile, shouldn't need to |
| 1937 | * modify ctrl->value |
| 1938 | */ |
| 1939 | break; |
Praneeth Paladugu | 13c9096 | 2017-04-24 13:15:28 -0700 | [diff] [blame] | 1940 | } |
Praneeth Paladugu | defea4e | 2017-02-09 23:44:08 -0800 | [diff] [blame] | 1941 | |
| 1942 | return rc; |
Praneeth Paladugu | be42cb2 | 2016-04-12 22:34:39 -0700 | [diff] [blame] | 1943 | } |
| 1944 | |
| 1945 | static int msm_vidc_op_g_volatile_ctrl(struct v4l2_ctrl *ctrl) |
| 1946 | { |
| 1947 | int rc = 0, c = 0; |
| 1948 | struct msm_vidc_inst *inst; |
| 1949 | struct v4l2_ctrl *master; |
| 1950 | |
| 1951 | if (!ctrl) { |
| 1952 | dprintk(VIDC_ERR, "%s invalid parameters for ctrl\n", __func__); |
| 1953 | return -EINVAL; |
| 1954 | } |
| 1955 | |
| 1956 | inst = container_of(ctrl->handler, |
| 1957 | struct msm_vidc_inst, ctrl_handler); |
| 1958 | if (!inst) { |
| 1959 | dprintk(VIDC_ERR, "%s invalid parameters for inst\n", __func__); |
| 1960 | return -EINVAL; |
| 1961 | } |
| 1962 | master = ctrl->cluster[0]; |
| 1963 | if (!master) { |
| 1964 | dprintk(VIDC_ERR, "%s invalid parameters for master\n", |
| 1965 | __func__); |
| 1966 | return -EINVAL; |
| 1967 | } |
| 1968 | |
| 1969 | for (c = 0; c < master->ncontrols; ++c) { |
| 1970 | if (master->cluster[c]->flags & V4L2_CTRL_FLAG_VOLATILE) { |
| 1971 | rc = try_get_ctrl(inst, master->cluster[c]); |
| 1972 | if (rc) { |
| 1973 | dprintk(VIDC_ERR, "Failed getting %x\n", |
| 1974 | master->cluster[c]->id); |
| 1975 | return rc; |
| 1976 | } |
| 1977 | } |
| 1978 | } |
| 1979 | if (rc) |
| 1980 | dprintk(VIDC_ERR, "Failed getting control: Inst = %pK (%s)\n", |
| 1981 | inst, v4l2_ctrl_get_name(ctrl->id)); |
| 1982 | return rc; |
| 1983 | } |
| 1984 | |
| 1985 | static const struct v4l2_ctrl_ops msm_vidc_ctrl_ops = { |
| 1986 | |
| 1987 | .s_ctrl = msm_vidc_op_s_ctrl, |
| 1988 | .g_volatile_ctrl = msm_vidc_op_g_volatile_ctrl, |
| 1989 | }; |
| 1990 | |
Praneeth Paladugu | 6e6fbdb | 2017-01-16 15:43:01 -0800 | [diff] [blame] | 1991 | void *msm_vidc_open(int core_id, int session_type) |
| 1992 | { |
| 1993 | struct msm_vidc_inst *inst = NULL; |
| 1994 | struct msm_vidc_core *core = NULL; |
| 1995 | int rc = 0; |
| 1996 | int i = 0; |
| 1997 | |
| 1998 | if (core_id >= MSM_VIDC_CORES_MAX || |
| 1999 | session_type >= MSM_VIDC_MAX_DEVICES) { |
| 2000 | dprintk(VIDC_ERR, "Invalid input, core_id = %d, session = %d\n", |
| 2001 | core_id, session_type); |
| 2002 | goto err_invalid_core; |
| 2003 | } |
| 2004 | core = get_vidc_core(core_id); |
| 2005 | if (!core) { |
| 2006 | dprintk(VIDC_ERR, |
| 2007 | "Failed to find core for core_id = %d\n", core_id); |
| 2008 | goto err_invalid_core; |
| 2009 | } |
| 2010 | |
| 2011 | inst = kzalloc(sizeof(*inst), GFP_KERNEL); |
| 2012 | if (!inst) { |
| 2013 | dprintk(VIDC_ERR, "Failed to allocate memory\n"); |
| 2014 | rc = -ENOMEM; |
| 2015 | goto err_invalid_core; |
| 2016 | } |
| 2017 | |
| 2018 | pr_info(VIDC_DBG_TAG "Opening video instance: %pK, %d\n", |
| 2019 | VIDC_MSG_PRIO2STRING(VIDC_INFO), inst, session_type); |
| 2020 | mutex_init(&inst->sync_lock); |
| 2021 | mutex_init(&inst->bufq[CAPTURE_PORT].lock); |
| 2022 | mutex_init(&inst->bufq[OUTPUT_PORT].lock); |
| 2023 | mutex_init(&inst->lock); |
| 2024 | |
| 2025 | INIT_MSM_VIDC_LIST(&inst->pendingq); |
| 2026 | INIT_MSM_VIDC_LIST(&inst->scratchbufs); |
Praneeth Paladugu | b71968b | 2015-08-19 20:47:57 -0700 | [diff] [blame] | 2027 | INIT_MSM_VIDC_LIST(&inst->freqs); |
Praneeth Paladugu | 6e6fbdb | 2017-01-16 15:43:01 -0800 | [diff] [blame] | 2028 | INIT_MSM_VIDC_LIST(&inst->persistbufs); |
| 2029 | INIT_MSM_VIDC_LIST(&inst->pending_getpropq); |
| 2030 | INIT_MSM_VIDC_LIST(&inst->outputbufs); |
| 2031 | INIT_MSM_VIDC_LIST(&inst->registeredbufs); |
| 2032 | |
| 2033 | kref_init(&inst->kref); |
| 2034 | |
| 2035 | inst->session_type = session_type; |
| 2036 | inst->state = MSM_VIDC_CORE_UNINIT_DONE; |
| 2037 | inst->core = core; |
Praneeth Paladugu | e5fd087 | 2017-04-19 11:24:28 -0700 | [diff] [blame] | 2038 | inst->clk_data.min_freq = 0; |
| 2039 | inst->clk_data.curr_freq = 0; |
| 2040 | inst->clk_data.bitrate = 0; |
| 2041 | inst->clk_data.core_id = VIDC_CORE_ID_DEFAULT; |
Praneeth Paladugu | 6e6fbdb | 2017-01-16 15:43:01 -0800 | [diff] [blame] | 2042 | inst->bit_depth = MSM_VIDC_BIT_DEPTH_8; |
Praneeth Paladugu | 6e6fbdb | 2017-01-16 15:43:01 -0800 | [diff] [blame] | 2043 | inst->pic_struct = MSM_VIDC_PIC_STRUCT_PROGRESSIVE; |
| 2044 | inst->colour_space = MSM_VIDC_BT601_6_525; |
Chinmay Sawarkar | b3c6ccb | 2017-02-23 18:01:32 -0800 | [diff] [blame] | 2045 | inst->profile = V4L2_MPEG_VIDEO_H264_PROFILE_BASELINE; |
| 2046 | inst->level = V4L2_MPEG_VIDEO_H264_LEVEL_1_0; |
| 2047 | inst->entropy_mode = V4L2_MPEG_VIDEO_H264_ENTROPY_MODE_CAVLC; |
Praneeth Paladugu | 6e6fbdb | 2017-01-16 15:43:01 -0800 | [diff] [blame] | 2048 | |
| 2049 | for (i = SESSION_MSG_INDEX(SESSION_MSG_START); |
| 2050 | i <= SESSION_MSG_INDEX(SESSION_MSG_END); i++) { |
| 2051 | init_completion(&inst->completions[i]); |
| 2052 | } |
| 2053 | inst->mem_client = msm_smem_new_client(SMEM_ION, |
| 2054 | &inst->core->resources, session_type); |
| 2055 | if (!inst->mem_client) { |
| 2056 | dprintk(VIDC_ERR, "Failed to create memory client\n"); |
| 2057 | goto fail_mem_client; |
| 2058 | } |
Praneeth Paladugu | be42cb2 | 2016-04-12 22:34:39 -0700 | [diff] [blame] | 2059 | |
Praneeth Paladugu | 6e6fbdb | 2017-01-16 15:43:01 -0800 | [diff] [blame] | 2060 | if (session_type == MSM_VIDC_DECODER) { |
| 2061 | msm_vdec_inst_init(inst); |
Praneeth Paladugu | be42cb2 | 2016-04-12 22:34:39 -0700 | [diff] [blame] | 2062 | rc = msm_vdec_ctrl_init(inst, &msm_vidc_ctrl_ops); |
Praneeth Paladugu | 6e6fbdb | 2017-01-16 15:43:01 -0800 | [diff] [blame] | 2063 | } else if (session_type == MSM_VIDC_ENCODER) { |
| 2064 | msm_venc_inst_init(inst); |
Praneeth Paladugu | be42cb2 | 2016-04-12 22:34:39 -0700 | [diff] [blame] | 2065 | rc = msm_venc_ctrl_init(inst, &msm_vidc_ctrl_ops); |
Praneeth Paladugu | 6e6fbdb | 2017-01-16 15:43:01 -0800 | [diff] [blame] | 2066 | } |
| 2067 | |
| 2068 | if (rc) |
| 2069 | goto fail_bufq_capture; |
| 2070 | |
Praneeth Paladugu | 6e6fbdb | 2017-01-16 15:43:01 -0800 | [diff] [blame] | 2071 | rc = vb2_bufq_init(inst, V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE, |
| 2072 | session_type); |
| 2073 | if (rc) { |
| 2074 | dprintk(VIDC_ERR, |
| 2075 | "Failed to initialize vb2 queue on capture port\n"); |
| 2076 | goto fail_bufq_capture; |
| 2077 | } |
| 2078 | rc = vb2_bufq_init(inst, V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE, |
| 2079 | session_type); |
| 2080 | if (rc) { |
| 2081 | dprintk(VIDC_ERR, |
| 2082 | "Failed to initialize vb2 queue on capture port\n"); |
| 2083 | goto fail_bufq_output; |
| 2084 | } |
| 2085 | |
| 2086 | setup_event_queue(inst, &core->vdev[session_type].vdev); |
| 2087 | |
| 2088 | mutex_lock(&core->lock); |
| 2089 | list_add_tail(&inst->list, &core->instances); |
| 2090 | mutex_unlock(&core->lock); |
| 2091 | |
| 2092 | rc = msm_comm_try_state(inst, MSM_VIDC_CORE_INIT_DONE); |
| 2093 | if (rc) { |
| 2094 | dprintk(VIDC_ERR, |
| 2095 | "Failed to move video instance to init state\n"); |
| 2096 | goto fail_init; |
| 2097 | } |
| 2098 | |
Praneeth Paladugu | 13c9096 | 2017-04-24 13:15:28 -0700 | [diff] [blame] | 2099 | msm_dcvs_try_enable(inst); |
Praneeth Paladugu | 6e6fbdb | 2017-01-16 15:43:01 -0800 | [diff] [blame] | 2100 | if (msm_vidc_check_for_inst_overload(core)) { |
| 2101 | dprintk(VIDC_ERR, |
| 2102 | "Instance count reached Max limit, rejecting session"); |
| 2103 | goto fail_init; |
| 2104 | } |
| 2105 | |
Praneeth Paladugu | e5fd087 | 2017-04-19 11:24:28 -0700 | [diff] [blame] | 2106 | msm_comm_scale_clocks_and_bus(inst); |
| 2107 | |
Praneeth Paladugu | 6e6fbdb | 2017-01-16 15:43:01 -0800 | [diff] [blame] | 2108 | inst->debugfs_root = |
| 2109 | msm_vidc_debugfs_init_inst(inst, core->debugfs_root); |
| 2110 | |
| 2111 | return inst; |
| 2112 | fail_init: |
| 2113 | mutex_lock(&core->lock); |
| 2114 | list_del(&inst->list); |
| 2115 | mutex_unlock(&core->lock); |
| 2116 | |
| 2117 | v4l2_fh_del(&inst->event_handler); |
| 2118 | v4l2_fh_exit(&inst->event_handler); |
| 2119 | vb2_queue_release(&inst->bufq[OUTPUT_PORT].vb2_bufq); |
| 2120 | fail_bufq_output: |
| 2121 | vb2_queue_release(&inst->bufq[CAPTURE_PORT].vb2_bufq); |
| 2122 | fail_bufq_capture: |
| 2123 | msm_comm_ctrl_deinit(inst); |
| 2124 | msm_smem_delete_client(inst->mem_client); |
| 2125 | fail_mem_client: |
| 2126 | mutex_destroy(&inst->sync_lock); |
| 2127 | mutex_destroy(&inst->bufq[CAPTURE_PORT].lock); |
| 2128 | mutex_destroy(&inst->bufq[OUTPUT_PORT].lock); |
| 2129 | mutex_destroy(&inst->lock); |
| 2130 | |
| 2131 | DEINIT_MSM_VIDC_LIST(&inst->pendingq); |
| 2132 | DEINIT_MSM_VIDC_LIST(&inst->scratchbufs); |
| 2133 | DEINIT_MSM_VIDC_LIST(&inst->persistbufs); |
| 2134 | DEINIT_MSM_VIDC_LIST(&inst->pending_getpropq); |
| 2135 | DEINIT_MSM_VIDC_LIST(&inst->outputbufs); |
| 2136 | DEINIT_MSM_VIDC_LIST(&inst->registeredbufs); |
| 2137 | |
| 2138 | kfree(inst); |
| 2139 | inst = NULL; |
| 2140 | err_invalid_core: |
| 2141 | return inst; |
| 2142 | } |
| 2143 | EXPORT_SYMBOL(msm_vidc_open); |
| 2144 | |
| 2145 | static void cleanup_instance(struct msm_vidc_inst *inst) |
| 2146 | { |
| 2147 | struct vb2_buf_entry *entry, *dummy; |
| 2148 | |
| 2149 | if (inst) { |
| 2150 | |
| 2151 | mutex_lock(&inst->pendingq.lock); |
| 2152 | list_for_each_entry_safe(entry, dummy, &inst->pendingq.list, |
| 2153 | list) { |
| 2154 | list_del(&entry->list); |
| 2155 | kfree(entry); |
| 2156 | } |
| 2157 | mutex_unlock(&inst->pendingq.lock); |
| 2158 | |
Praneeth Paladugu | b71968b | 2015-08-19 20:47:57 -0700 | [diff] [blame] | 2159 | msm_comm_free_freq_table(inst); |
| 2160 | |
Praneeth Paladugu | 6e6fbdb | 2017-01-16 15:43:01 -0800 | [diff] [blame] | 2161 | if (msm_comm_release_scratch_buffers(inst, false)) { |
| 2162 | dprintk(VIDC_ERR, |
| 2163 | "Failed to release scratch buffers\n"); |
| 2164 | } |
| 2165 | |
| 2166 | if (msm_comm_release_persist_buffers(inst)) { |
| 2167 | dprintk(VIDC_ERR, |
| 2168 | "Failed to release persist buffers\n"); |
| 2169 | } |
| 2170 | |
Vaibhav Deshu Venkatesh | 8c9b6db | 2017-02-08 11:22:36 -0800 | [diff] [blame] | 2171 | /* |
| 2172 | * At this point all buffes should be with driver |
| 2173 | * irrespective of scenario |
| 2174 | */ |
| 2175 | msm_comm_validate_output_buffers(inst); |
| 2176 | |
| 2177 | if (msm_comm_release_output_buffers(inst, true)) { |
Praneeth Paladugu | 6e6fbdb | 2017-01-16 15:43:01 -0800 | [diff] [blame] | 2178 | dprintk(VIDC_ERR, |
| 2179 | "Failed to release output buffers\n"); |
| 2180 | } |
| 2181 | |
| 2182 | if (inst->extradata_handle) |
| 2183 | msm_comm_smem_free(inst, inst->extradata_handle); |
| 2184 | |
| 2185 | debugfs_remove_recursive(inst->debugfs_root); |
| 2186 | |
| 2187 | mutex_lock(&inst->pending_getpropq.lock); |
| 2188 | WARN_ON(!list_empty(&inst->pending_getpropq.list)); |
| 2189 | mutex_unlock(&inst->pending_getpropq.lock); |
| 2190 | } |
| 2191 | } |
| 2192 | |
| 2193 | int msm_vidc_destroy(struct msm_vidc_inst *inst) |
| 2194 | { |
| 2195 | struct msm_vidc_core *core; |
| 2196 | int i = 0; |
| 2197 | |
| 2198 | if (!inst || !inst->core) |
| 2199 | return -EINVAL; |
| 2200 | |
| 2201 | core = inst->core; |
| 2202 | |
| 2203 | mutex_lock(&core->lock); |
| 2204 | /* inst->list lives in core->instances */ |
| 2205 | list_del(&inst->list); |
| 2206 | mutex_unlock(&core->lock); |
| 2207 | |
| 2208 | msm_comm_ctrl_deinit(inst); |
| 2209 | |
| 2210 | DEINIT_MSM_VIDC_LIST(&inst->pendingq); |
| 2211 | DEINIT_MSM_VIDC_LIST(&inst->scratchbufs); |
| 2212 | DEINIT_MSM_VIDC_LIST(&inst->persistbufs); |
| 2213 | DEINIT_MSM_VIDC_LIST(&inst->pending_getpropq); |
| 2214 | DEINIT_MSM_VIDC_LIST(&inst->outputbufs); |
| 2215 | DEINIT_MSM_VIDC_LIST(&inst->registeredbufs); |
| 2216 | |
| 2217 | v4l2_fh_del(&inst->event_handler); |
| 2218 | v4l2_fh_exit(&inst->event_handler); |
| 2219 | |
| 2220 | for (i = 0; i < MAX_PORT_NUM; i++) |
| 2221 | vb2_queue_release(&inst->bufq[i].vb2_bufq); |
| 2222 | |
| 2223 | mutex_destroy(&inst->sync_lock); |
| 2224 | mutex_destroy(&inst->bufq[CAPTURE_PORT].lock); |
| 2225 | mutex_destroy(&inst->bufq[OUTPUT_PORT].lock); |
| 2226 | mutex_destroy(&inst->lock); |
| 2227 | |
| 2228 | pr_info(VIDC_DBG_TAG "Closed video instance: %pK\n", |
| 2229 | VIDC_MSG_PRIO2STRING(VIDC_INFO), inst); |
| 2230 | kfree(inst); |
| 2231 | return 0; |
| 2232 | } |
| 2233 | |
| 2234 | int msm_vidc_close(void *instance) |
| 2235 | { |
| 2236 | void close_helper(struct kref *kref) |
| 2237 | { |
| 2238 | struct msm_vidc_inst *inst = container_of(kref, |
| 2239 | struct msm_vidc_inst, kref); |
| 2240 | |
| 2241 | msm_vidc_destroy(inst); |
| 2242 | } |
| 2243 | |
| 2244 | struct msm_vidc_inst *inst = instance; |
| 2245 | struct buffer_info *bi, *dummy; |
| 2246 | int rc = 0; |
| 2247 | |
| 2248 | if (!inst || !inst->core) |
| 2249 | return -EINVAL; |
| 2250 | |
Praneeth Paladugu | ceec6d8 | 2016-12-21 15:09:57 -0800 | [diff] [blame] | 2251 | /* |
| 2252 | * Make sure that HW stop working on these buffers that |
| 2253 | * we are going to free. |
| 2254 | */ |
| 2255 | if (inst->state != MSM_VIDC_CORE_INVALID && |
| 2256 | inst->core->state != VIDC_CORE_INVALID) |
| 2257 | rc = msm_comm_try_state(inst, |
| 2258 | MSM_VIDC_RELEASE_RESOURCES_DONE); |
Praneeth Paladugu | 6e6fbdb | 2017-01-16 15:43:01 -0800 | [diff] [blame] | 2259 | |
| 2260 | mutex_lock(&inst->registeredbufs.lock); |
| 2261 | list_for_each_entry_safe(bi, dummy, &inst->registeredbufs.list, list) { |
Praneeth Paladugu | 6e6fbdb | 2017-01-16 15:43:01 -0800 | [diff] [blame] | 2262 | int i = 0; |
| 2263 | |
| 2264 | list_del(&bi->list); |
| 2265 | |
| 2266 | for (i = 0; i < min(bi->num_planes, VIDEO_MAX_PLANES); |
| 2267 | i++) { |
| 2268 | if (bi->handle[i] && bi->mapped[i]) |
| 2269 | msm_comm_smem_free(inst, bi->handle[i]); |
| 2270 | } |
| 2271 | |
| 2272 | kfree(bi); |
| 2273 | } |
Praneeth Paladugu | 6e6fbdb | 2017-01-16 15:43:01 -0800 | [diff] [blame] | 2274 | mutex_unlock(&inst->registeredbufs.lock); |
| 2275 | |
| 2276 | cleanup_instance(inst); |
| 2277 | if (inst->state != MSM_VIDC_CORE_INVALID && |
| 2278 | inst->core->state != VIDC_CORE_INVALID) |
| 2279 | rc = msm_comm_try_state(inst, MSM_VIDC_CORE_UNINIT); |
| 2280 | else |
| 2281 | rc = msm_comm_force_cleanup(inst); |
| 2282 | if (rc) |
| 2283 | dprintk(VIDC_ERR, |
| 2284 | "Failed to move video instance to uninit state\n"); |
| 2285 | |
| 2286 | msm_comm_session_clean(inst); |
| 2287 | msm_smem_delete_client(inst->mem_client); |
| 2288 | |
| 2289 | kref_put(&inst->kref, close_helper); |
| 2290 | return 0; |
| 2291 | } |
| 2292 | EXPORT_SYMBOL(msm_vidc_close); |
| 2293 | |
| 2294 | int msm_vidc_suspend(int core_id) |
| 2295 | { |
| 2296 | return msm_comm_suspend(core_id); |
| 2297 | } |
| 2298 | EXPORT_SYMBOL(msm_vidc_suspend); |
| 2299 | |